From 3d24d99ffb27582c399d9fcfd266d630a1194f63 Mon Sep 17 00:00:00 2001
From: Morgan Davies <morgandavies2020@gmail.com>
Date: Thu, 8 Oct 2020 16:27:53 +0100
Subject: [PATCH] Only checkout specfied branch

---
 .../regeneration/build_pipeline_generator.groovy     | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/pipelines/build/regeneration/build_pipeline_generator.groovy b/pipelines/build/regeneration/build_pipeline_generator.groovy
index c6cb7924c6..061e6fc19c 100644
--- a/pipelines/build/regeneration/build_pipeline_generator.groovy
+++ b/pipelines/build/regeneration/build_pipeline_generator.groovy
@@ -45,7 +45,17 @@ node('master') {
       disableJob          : false,
       triggerSchedule     : ""
     ];
-    checkout([$class: 'GitSCM', userRemoteConfigs: [[url: config.GIT_URL]]])
+    checkout(
+      [
+        $class: 'GitSCM',
+        userRemoteConfigs: [
+          [
+            url: config.GIT_URL,
+            refspec: "+refs/heads/${config.BRANCH}:refs/remotes/origin/${config.BRANCH}"
+          ]
+        ]
+      ]
+    )
     
     def target;
     try {