Only sync master branch and all tags

.github/workflows/git-sync.yml

@@ -3,13 +3,13 @@ jobs:
   git-sync:
     runs-on: ubuntu-latest
     steps:
-      - name: git-sync-branches
+      - name: git-sync-master
         uses: wei/git-sync@v3
         with:
           source_repo: "lepus2589/LoadStaticSharedTargets"
-          source_branch: "refs/remotes/source/*"
+          source_branch: "master"
           destination_repo: "${{ secrets.MIRROR_DESTINATION_REPO_URL }}"
-          destination_branch: "refs/heads/*"
+          destination_branch: "master"
           destination_ssh_private_key: ${{ secrets.DESTINATION_SSH_PRIVATE_KEY }}
       - name: git-sync-tags
         uses: wei/git-sync@v3