$ git clone -n https://gitee.com/opencloudos-stream/systemd.git /var/lib/mock/dist-rebuild-after-rpm-check-build-118129-8291/root/chroot_tmpdir/scmroot/systemd
Cloning into '/var/lib/mock/dist-rebuild-after-rpm-check-build-118129-8291/root/chroot_tmpdir/scmroot/systemd'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/systemd
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2db0356 !7 revert network device renaming change to support udev renaming interfaces to ethX Merge pull request !7 from cunshunxia/master