$ git clone -n https://gitee.com/src-anolis-os/docker.git /var/lib/mock/dist-lifsea8-build-92406-45226/root/chroot_tmpdir/scmroot/docker
Cloning into '/var/lib/mock/dist-lifsea8-build-92406-45226/root/chroot_tmpdir/scmroot/docker'...
$ git reset --hard origin/a8
HEAD is now at 7e991f5 Init repo from docker-ce-packaging upstream