pull latest changes in second job (galaxyproject#38)

.github/workflows/fetch_all_tools.yaml

@@ -56,6 +56,8 @@ jobs:
     name: Fetch all tools merge
     steps:
       - uses: actions/checkout@v4
+        with:
+          ref: main #pull latest code produced by job 1, not the revision that started the workflow (https://github.com/actions/checkout/issues/439)
       - uses: actions/setup-python@v5
       - name: Install requirement
         run: python -m pip install -r requirements.txt