$ git clone -n https://gitee.com/opencloudos-stream/libserf.git /var/lib/mock/dist-ocs23-build-42782-2059/root/chroot_tmpdir/scmroot/libserf
Cloning into '/var/lib/mock/dist-ocs23-build-42782-2059/root/chroot_tmpdir/scmroot/libserf'...
$ git fetch origin HEAD:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/libserf
 * [new ref]         HEAD       -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5b8b939 !1 Rebuilt for apr 1.7.4 and apr-util 1.6.3 Merge pull request !1 from kianli/master