diff --git a/zorg/jenkins/common.groovy b/zorg/jenkins/common.groovy
--- a/zorg/jenkins/common.groovy
+++ b/zorg/jenkins/common.groovy
@@ -30,7 +30,11 @@
         checkout poll: false, changelog: true, scm: [
             $class: 'GitSCM',
             branches: [[name: sha ]],
-            userRemoteConfigs: [[url: 'http://labmaster3.local/git/llvm-project.git']]
+            extensions: [[
+                $class: 'CloneOption',
+                reference: '/Users/Shared/llvm-project.git'
+            ]],
+            userRemoteConfigs: [[url: 'https://github.com/llvm/llvm-project.git']]
         ]
     }
 }
diff --git a/zorg/jenkins/jobs/jobs/clang-stage1-RA b/zorg/jenkins/jobs/jobs/clang-stage1-RA
--- a/zorg/jenkins/jobs/jobs/clang-stage1-RA
+++ b/zorg/jenkins/jobs/jobs/clang-stage1-RA
@@ -9,10 +9,24 @@
         stage('Checkout') {
             steps {
                 dir('llvm-project') {
-                    checkout([$class: 'GitSCM', branches: [[name: params.GIT_REVISION]], userRemoteConfigs: [[url: 'https://github.com/llvm/llvm-project.git']]])
+                    checkout([$class: 'GitSCM', branches: [
+                        [name: params.GIT_REVISION]
+                    ], extensions: [
+                        [$class: 'CloneOption',
+                        reference: '/Users/Shared/llvm-project.git']
+                    ], userRemoteConfigs: [
+                        [url: 'https://github.com/llvm/llvm-project.git']
+                    ]])
                 }
                 dir('llvm-zorg') {
-                    checkout([$class: 'GitSCM', branches: [[name: '*/main']], userRemoteConfigs: [[url: 'https://github.com/llvm/llvm-zorg.git']]])
+                    checkout([$class: 'GitSCM', branches: [
+                        [name: '*/main']
+                    ], extensions: [
+                        [$class: 'CloneOption',
+                        reference: '/Users/Shared/llvm-zorg.git']
+                    ], userRemoteConfigs: [
+                        [url: 'https://github.com/llvm/llvm-zorg.git']
+                    ]])
                 }
             }
         }
diff --git a/zorg/jenkins/jobs/jobs/clang-stage1-cmake-RA-incremental b/zorg/jenkins/jobs/jobs/clang-stage1-cmake-RA-incremental
--- a/zorg/jenkins/jobs/jobs/clang-stage1-cmake-RA-incremental
+++ b/zorg/jenkins/jobs/jobs/clang-stage1-cmake-RA-incremental
@@ -9,10 +9,24 @@
         stage('Checkout') {
             steps {
                 dir('llvm-project') {
-                    checkout([$class: 'GitSCM', branches: [[name: params.GIT_REVISION]], userRemoteConfigs: [[url: 'https://github.com/llvm/llvm-project.git']]])
+                    checkout([$class: 'GitSCM', branches: [
+                        [name: params.GIT_REVISION]
+                    ], extensions: [
+                        [$class: 'CloneOption',
+                        reference: '/Users/Shared/llvm-project.git']
+                    ], userRemoteConfigs: [
+                        [url: 'https://github.com/llvm/llvm-project.git']
+                    ]])
                 }
                 dir('llvm-zorg') {
-                    checkout([$class: 'GitSCM', branches: [[name: '*/main']], userRemoteConfigs: [[url: 'https://github.com/llvm/llvm-zorg.git']]])
+                    checkout([$class: 'GitSCM', branches: [
+                        [name: '*/main']
+                    ], extensions: [
+                        [$class: 'CloneOption',
+                        reference: '/Users/Shared/llvm-zorg.git']
+                    ], userRemoteConfigs: [
+                        [url: 'https://github.com/llvm/llvm-zorg.git']
+                    ]])
                 }
             }
         }
diff --git a/zorg/jenkins/jobs/jobs/clang-stage2-Rthinlto b/zorg/jenkins/jobs/jobs/clang-stage2-Rthinlto
--- a/zorg/jenkins/jobs/jobs/clang-stage2-Rthinlto
+++ b/zorg/jenkins/jobs/jobs/clang-stage2-Rthinlto
@@ -12,10 +12,24 @@
         stage('Checkout') {
             steps {
                 dir('llvm-project') {
-                    checkout([$class: 'GitSCM', branches: [[name: params.GIT_SHA]], userRemoteConfigs: [[url: 'https://github.com/llvm/llvm-project.git']]])
+                    checkout([$class: 'GitSCM', branches: [
+                        [name: params.GIT_SHA]
+                    ], extensions: [
+                        [$class: 'CloneOption',
+                        reference: '/Users/Shared/llvm-project.git']
+                    ], userRemoteConfigs: [
+                        [url: 'https://github.com/llvm/llvm-project.git']
+                    ]])
                 }
                 dir('llvm-zorg') {
-                    checkout([$class: 'GitSCM', branches: [[name: '*/main']], userRemoteConfigs: [[url: 'https://github.com/llvm/llvm-zorg.git']]])
+                    checkout([$class: 'GitSCM', branches: [
+                        [name: '*/main']
+                    ], extensions: [
+                        [$class: 'CloneOption',
+                        reference: '/Users/Shared/llvm-zorg.git']
+                    ], userRemoteConfigs: [
+                        [url: 'https://github.com/llvm/llvm-zorg.git']
+                    ]])
                 }
             }
         }
diff --git a/zorg/jenkins/jobs/jobs/lldb-cmake b/zorg/jenkins/jobs/jobs/lldb-cmake
--- a/zorg/jenkins/jobs/jobs/lldb-cmake
+++ b/zorg/jenkins/jobs/jobs/lldb-cmake
@@ -15,16 +15,21 @@
                         checkout([$class: 'GitSCM', branches: [
                             [name: params.GIT_SHA]
                         ], userRemoteConfigs: [
-                            [url: 'http://labmaster3.local/git/llvm-project.git']
+                            [url: 'https://github.com/llvm/llvm-project.git']
                         ], extensions: [
-                            [$class: 'CloneOption', noTags: true, timeout: 30]
+                            [$class: 'CloneOption',
+                            reference: '/Users/Shared/llvm-project.git',
+                            noTags: true, timeout: 30]
                         ]])
                     }
                     dir('llvm-zorg') {
                         checkout([$class: 'GitSCM', branches: [
                             [name: '*/main']
                         ], userRemoteConfigs: [
-                            [url: 'http://labmaster3.local/git/llvm-zorg.git']
+                            [url: 'https://github.com/llvm/llvm-zorg.git']
+                        ], extensions: [
+                            [$class: 'CloneOption',
+                            reference: '/Users/Shared/llvm-zorg.git']
                         ]])
                     }
                 }
diff --git a/zorg/jenkins/jobs/jobs/lldb-cmake-matrix b/zorg/jenkins/jobs/jobs/lldb-cmake-matrix
--- a/zorg/jenkins/jobs/jobs/lldb-cmake-matrix
+++ b/zorg/jenkins/jobs/jobs/lldb-cmake-matrix
@@ -19,16 +19,21 @@
                         checkout([$class: 'GitSCM', branches: [
                             [name: params.GIT_SHA]
                         ], userRemoteConfigs: [
-                            [url: 'http://labmaster3.local/git/llvm-project.git']
+                            [url: 'https://github.com/llvm/llvm-project.git']
                         ], extensions: [
-                            [$class: 'CloneOption', noTags: true, timeout: 30]
+                            [$class: 'CloneOption',
+                            reference: '/Users/Shared/llvm-project.git',
+                            noTags: true, timeout: 30]
                         ]])
                     }
                     dir('llvm-zorg') {
                         checkout([$class: 'GitSCM', branches: [
                             [name: '*/main']
                         ], userRemoteConfigs: [
-                            [url: 'http://labmaster3.local/git/llvm-zorg.git']
+                            [url: 'https://github.com/llvm/llvm-zorg.git']
+                        ], extensions: [
+                            [$class: 'CloneOption',
+                            reference: '/Users/Shared/llvm-zorg.git']
                         ]])
                     }
                 }
@@ -185,9 +190,10 @@
                         checkout([$class: 'GitSCM', branches: [
                             [name: "llvmorg-5.0.2"]
                         ], userRemoteConfigs: [
-                            [url: 'http://labmaster3.local/git/llvm-project.git']
+                            [url: 'https://github.com/llvm/llvm-project.git']
                         ], extensions: [
-                            [$class: 'CloneOption', timeout: 30]
+                            [$class: 'CloneOption', timeout: 30,
+                            reference: '/Users/Shared/llvm-project.git']
                         ]])
                     }
                 }
@@ -246,9 +252,10 @@
                         checkout([$class: 'GitSCM', branches: [
                             [name: "llvmorg-7.0.1"]
                         ], userRemoteConfigs: [
-                            [url: 'http://labmaster3.local/git/llvm-project.git']
+                            [url: 'https://github.com/llvm/llvm-project.git']
                         ], extensions: [
-                            [$class: 'CloneOption', timeout: 30]
+                            [$class: 'CloneOption', timeout: 30,
+                            reference: '/Users/Shared/llvm-project.git']
                         ]])
                     }
                 }
@@ -307,9 +314,10 @@
                         checkout([$class: 'GitSCM', branches: [
                             [name: "llvmorg-9.0.0"]
                         ], userRemoteConfigs: [
-                            [url: 'http://labmaster3.local/git/llvm-project.git']
+                            [url: 'https://github.com/llvm/llvm-project.git']
                         ], extensions: [
-                            [$class: 'CloneOption', timeout: 30]
+                            [$class: 'CloneOption', timeout: 30,
+                            reference: '/Users/Shared/llvm-project.git']
                         ]])
                     }
                 }
@@ -368,9 +376,10 @@
                         checkout([$class: 'GitSCM', branches: [
                             [name: "llvmorg-11.0.1"]
                         ], userRemoteConfigs: [
-                            [url: 'http://labmaster3.local/git/llvm-project.git']
+                            [url: 'https://github.com/llvm/llvm-project.git']
                         ], extensions: [
-                            [$class: 'CloneOption', timeout: 30]
+                            [$class: 'CloneOption', timeout: 30,
+                            reference: '/Users/Shared/llvm-project.git']
                         ]])
                     }
                 }
@@ -429,9 +438,10 @@
                         checkout([$class: 'GitSCM', branches: [
                             [name: "llvmorg-13.0.0"]
                         ], userRemoteConfigs: [
-                            [url: 'http://labmaster3.local/git/llvm-project.git']
+                            [url: 'https://github.com/llvm/llvm-project.git']
                         ], extensions: [
-                            [$class: 'CloneOption', timeout: 30]
+                            [$class: 'CloneOption', timeout: 30,
+                            reference: '/Users/Shared/llvm-project.git']
                         ]])
                     }
                 }
diff --git a/zorg/jenkins/jobs/jobs/lldb-cmake-sanitized b/zorg/jenkins/jobs/jobs/lldb-cmake-sanitized
--- a/zorg/jenkins/jobs/jobs/lldb-cmake-sanitized
+++ b/zorg/jenkins/jobs/jobs/lldb-cmake-sanitized
@@ -15,16 +15,21 @@
                         checkout([$class: 'GitSCM', branches: [
                             [name: params.GIT_SHA]
                         ], userRemoteConfigs: [
-                            [url: 'http://labmaster3.local/git/llvm-project.git']
+                            [url: 'https://github.com/llvm/llvm-project.git']
                         ], extensions: [
-                            [$class: 'CloneOption', noTags: true, timeout: 30]
+                            [$class: 'CloneOption',
+                            reference: '/Users/Shared/llvm-project.git',
+                            noTags: true, timeout: 30]
                         ]])
                     }
                     dir('llvm-zorg') {
                         checkout([$class: 'GitSCM', branches: [
                             [name: '*/main']
                         ], userRemoteConfigs: [
-                            [url: 'http://labmaster3.local/git/llvm-zorg.git']
+                            [url: 'https://github.com/llvm/llvm-zorg.git']
+                        ], extensions: [
+                            [$class: 'CloneOption',
+                            reference: '/Users/Shared/llvm-zorg.git']
                         ]])
                     }
                 }
diff --git a/zorg/jenkins/jobs/jobs/lldb-cmake-standalone b/zorg/jenkins/jobs/jobs/lldb-cmake-standalone
--- a/zorg/jenkins/jobs/jobs/lldb-cmake-standalone
+++ b/zorg/jenkins/jobs/jobs/lldb-cmake-standalone
@@ -15,16 +15,21 @@
                         checkout([$class: 'GitSCM', branches: [
                             [name: params.GIT_SHA]
                         ], userRemoteConfigs: [
-                            [url: 'http://labmaster3.local/git/llvm-project.git']
+                            [url: 'https://github.com/llvm/llvm-project.git']
                         ], extensions: [
-                            [$class: 'CloneOption', noTags: true, timeout: 30]
+                            [$class: 'CloneOption',
+                            reference: '/Users/Shared/llvm-project.git',
+                            noTags: true, timeout: 30]
                         ]])
                     }
                     dir('llvm-zorg') {
                         checkout([$class: 'GitSCM', branches: [
                             [name: '*/main']
                         ], userRemoteConfigs: [
-                            [url: 'http://labmaster3.local/git/llvm-zorg.git']
+                            [url: 'https://github.com/llvm/llvm-zorg.git']
+                        ], extensions: [
+                            [$class: 'CloneOption',
+                            reference: '/Users/Shared/llvm-zorg.git']
                         ]])
                     }
                 }
diff --git a/zorg/jenkins/jobs/jobs/llvm-coverage b/zorg/jenkins/jobs/jobs/llvm-coverage
--- a/zorg/jenkins/jobs/jobs/llvm-coverage
+++ b/zorg/jenkins/jobs/jobs/llvm-coverage
@@ -13,10 +13,24 @@
         stage('Checkout') {
             steps {
                 dir('llvm-project') {
-                    checkout([$class: 'GitSCM', branches: [[name: params.GIT_REVISION]], userRemoteConfigs: [[url: 'http://labmaster3.local/git/llvm-project.git']]])
+                    checkout([$class: 'GitSCM', branches: [
+                        [name: params.GIT_REVISION]
+                    ], extensions: [
+                        [$class: 'CloneOption',
+                        reference: '/Users/Shared/llvm-project.git']
+                    ], userRemoteConfigs: [
+                        [url: 'https://github.com/llvm/llvm-project.git']
+                    ]])
                 }
                 dir('llvm-zorg') {
-                    checkout([$class: 'GitSCM', branches: [[name: '*/main']], userRemoteConfigs: [[url: 'http://labmaster3.local/git/llvm-zorg.git']]])
+                    checkout([$class: 'GitSCM', branches: [
+                        [name: '*/main']
+                    ], extensions: [
+                        [$class: 'CloneOption',
+                        reference: '/Users/Shared/llvm-zorg.git']
+                    ], userRemoteConfigs: [
+                        [url: 'https://github.com/llvm/llvm-zorg.git']
+                    ]])
                 }
             }
         }