$ git clone -n https://gitee.com/opencloudos-stream/realmd.git /var/lib/mock/dist-ocs23-build-43920-2059/root/chroot_tmpdir/scmroot/realmd
Cloning into '/var/lib/mock/dist-ocs23-build-43920-2059/root/chroot_tmpdir/scmroot/realmd'...
$ git fetch origin HEAD:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/realmd
 * [new ref]                    -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4d03f2f !4 Rebuilt for samba 4.18.5 Merge pull request !4 from cunshunxia/master