$ git clone -n https://gitee.com/opencloudos-stream/protobuf.git /var/lib/mock/dist-ocs23-build-34843-1696/root/chroot_tmpdir/scmroot/protobuf
Cloning into '/var/lib/mock/dist-ocs23-build-34843-1696/root/chroot_tmpdir/scmroot/protobuf'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/protobuf
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 38c7974 !1 upgrade to 3.21.12 Merge pull request !1 from Jackey_1024/master