$ git clone -n https://gitee.com/opencloudos-stream/git.git /var/lib/mock/dist-ocs23-build-11234-521/root/chroot_tmpdir/scmroot/git
Cloning into '/var/lib/mock/dist-ocs23-build-11234-521/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 f296316 !4 Rebuilt for httpd 2.4.57 Merge pull request !4 from cunshunxia/master