Added step

.gitlab-ci.yml

@@ -14,6 +14,7 @@ generate_readme_job:
     - git remote remove origin
     - git remote add origin https://$CI_USER:$CI_TOKEN@gitlab.ms-ds.org/schmoekerei/schmoekerei-icons.git
     - git checkout main
+    - git fetch
     - python scripts/generate_readme.py
     - export NEEDS_UPDATE="false"
     - git diff --exit-code || export NEEDS_UPDATE="true"