Restored needed HEAD: in git push

Author: adamlui

.gitlab-ci.yml

@@ -5,4 +5,4 @@ sync_to_github:
   script:
     - apk add --no-cache git
     - git clone https://gitlab.com/adamlui/userscripts.git
-    - git push --force -o ci.skip https://${GITHUB_SYNC_PAT}@github.com/adamlui/userscripts.git master 
+    - git push --force -o ci.skip https://${GITHUB_SYNC_PAT}@github.com/adamlui/userscripts.git HEAD:master