diff --git a/Jenkinsfile b/Jenkinsfile
index 81c5238..a20bcf4 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -19,11 +19,12 @@ pipeline {
                         export GIT_SSH_COMMAND="ssh -i $GIT_KEYFILE -o StrictHostKeyChecking=accept-new"
                         if [ -d .git ]; then
                             git remote set-url origin ssh://git@git.mandelblog.com:2222/salt/mandelstudio.git
-                            git fetch --tags --force --progress origin
+                            git fetch --tags --force --progress origin +refs/heads/master:refs/remotes/origin/master
                         else
                             git clone ssh://git@git.mandelblog.com:2222/salt/mandelstudio.git .
+                            git fetch --tags --force --progress origin +refs/heads/master:refs/remotes/origin/master
                         fi
-                        git checkout -f origin/master
+                        git checkout -f refs/remotes/origin/master
                     '''
                 }
             }