$ git clone -n https://gitee.com/zhangwenlong01/ceph_2.git /var/lib/mock/dist-an23-build-343857-70061/root/chroot_tmpdir/scmroot/ceph_2
Cloning into '/var/lib/mock/dist-an23-build-343857-70061/root/chroot_tmpdir/scmroot/ceph_2'...
$ git reset --hard bebe1f87a913a6d3a7f36beda3ca19c8e8b3bcec
HEAD is now at bebe1f8 update to 18.2.1