$ git clone -n https://gitee.com/opencloudos-stream/rpm.git /var/lib/mock/dist-ocs23-build-14224-1027/root/chroot_tmpdir/scmroot/rpm
Cloning into '/var/lib/mock/dist-ocs23-build-14224-1027/root/chroot_tmpdir/scmroot/rpm'...
$ git fetch origin HEAD:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/rpm
 * [new ref]                    -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4d23c05 !2 Rebuilt for file 5.45 Merge pull request !2 from jackxjchen/master