$ git clone -n https://gitee.com/src-opencloudos-rpms/protobuf.git /var/lib/mock/dist-oc9-build-44124-14591/root/chroot_tmpdir/scmroot/protobuf
Cloning into '/var/lib/mock/dist-oc9-build-44124-14591/root/chroot_tmpdir/scmroot/protobuf'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/protobuf
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f07c987 import protobuf-3.19.6-3.tl4