$ git clone -n https://gitee.com/opencloudos-stream/git.git /var/lib/mock/dist-ocs23-build-42122-2059/root/chroot_tmpdir/scmroot/git
Cloning into '/var/lib/mock/dist-ocs23-build-42122-2059/root/chroot_tmpdir/scmroot/git'...
$ git fetch origin HEAD:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/git
 * [new ref]                    -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 27160bb !5 Rebuilt for tcl 8.6.13 Merge pull request !5 from cunshunxia/master