diff --git a/forgejo-test-helper.sh b/forgejo-test-helper.sh
index 0ae8c51..ccc4a62 100755
--- a/forgejo-test-helper.sh
+++ b/forgejo-test-helper.sh
@@ -189,6 +189,7 @@ function push_self_action() {
     clear_runner_cache
 
     local dir="$DIR/self"
+    git diff --exit-code
     git clone . $dir
     (
 	cd $dir