Update generate-release-zipfile.yml

.github/workflows/generate-release-zipfile.yml

@@ -19,6 +19,16 @@ jobs:
           echo ratata >> 'tutu tutu*.txt'
           ls -R
 
+      - name: "Github requires checkout for 'uses: ./' (or we could hard write the repository's URL ?)"
+        run: |
+          git init
+          MY_AUTHENTICATED_URL="$( echo "$GITHUB_SERVER_URL" | sed "s#^\(https\?://\)#\1$GITHUB_TOKEN\@#" )"
+          git remote add origin "$MY_AUTHENTICATED_URL"/"$GITHUB_REPOSITORY"
+          # Little and optional speed optimization
+          git config --local gc.auto 0
+          git fetch --no-tags --prune --no-recurse-submodules --depth=1 origin "$GITHUB_SHA"
+          git reset --hard "$GITHUB_SHA"
+
       - name: Testing the artifact uploading
         id: "uploading"
         uses: ./