Avoid using third-party action for finding latest tag

Signed-off-by: Caleb Xu <[email protected]>

Author: caxu-rh

.github/workflows/build-main.yml

@@ -21,7 +21,9 @@ jobs:
       uses: reloc8/[email protected]
       id: fetch-latest-release
     - name: Set Env Tags
-      run: echo RELEASE_TAG=${{ steps.fetch-latest-release.outputs.latest-release }} >> $GITHUB_ENV
+      run: |
+        git fetch --tags
+        echo "RELEASE_TAG=$(git describe --abbrev=0 --tags)" >> "${GITHUB_ENV}"
     - name: set short sha
       run: echo SHA_SHORT=$(git rev-parse --short HEAD) >> $GITHUB_ENV