diff --git a/specificationRepositoryConfiguration.json b/specificationRepositoryConfiguration.json
index 0b2c1930d549..4eede70332fc 100644
--- a/specificationRepositoryConfiguration.json
+++ b/specificationRepositoryConfiguration.json
@@ -9,16 +9,18 @@
     },
     "azure-sdk-for-java": {
       "integrationRepository": "azure-sdk/azure-sdk-for-java",
-      "mainRepository": "Azure/azure-sdk-for-java",
+      "mainRepository": "test",
       "configFilePath": "eng/automation/swagger_to_sdk_config.json"
     },
     "azure-sdk-for-js": {
-      "integrationRepository": "azure-sdk/azure-sdk-for-js",
-      "mainRepository": "Azure/azure-sdk-for-js"
+       "integrationRepository": "test-repo-billy/azure-sdk-for-js",
+      "mainBranch": "test_repo_breaking_change_mlc",
+      "mainRepository": "test-repo-billy/azure-sdk-for-js"
     },
     "azure-sdk-for-net": {
       "integrationRepository": "azure-sdk/azure-sdk-for-net",
-      "mainRepository": "Azure/azure-sdk-for-net",
+      "mainRepository": "pshao25/azure-sdk-for-net",
+      "mainBranch": "computeMigrationReadmeUpdate",
       "configFilePath": "eng/swagger_to_sdk_config.json"
     },
     "azure-sdk-for-python": {
@@ -44,8 +46,9 @@
           "configFilePath": "eng/automation/swagger_to_sdk_config.json"
         },
         "azure-sdk-for-js": {
-          "integrationRepository": "azure-sdk/azure-sdk-for-js-pr",
-          "mainRepository": "Azure/azure-sdk-for-js-pr"
+           "integrationRepository": "test-repo-billy/azure-sdk-for-js",
+      "mainBranch": "test_repo_breaking_change_mlc",
+      "mainRepository": "test-repo-billy/azure-sdk-for-js"
         },
         "azure-sdk-for-net": {
           "integrationRepository": "azure-sdk/azure-sdk-for-net-pr",