diff --git a/deploy/checkout-repo.sh b/deploy/checkout-repo.sh
index e3b231b81..28ef225e8 100755
--- a/deploy/checkout-repo.sh
+++ b/deploy/checkout-repo.sh
@@ -14,4 +14,4 @@ set -e
 git init .
 git remote add origin "${GIT_REPO}"
 git fetch origin "${GIT_REF}"
-git checkout "${GIT_REF}"
+git checkout FETCH_HEAD