$ git clone -n https://gitee.com/src-anolis-os/clutter-gst2.git /var/lib/mock/dist-an8.7-build-140671-53870/root/chroot_tmpdir/scmroot/clutter-gst2
Cloning into '/var/lib/mock/dist-an8.7-build-140671-53870/root/chroot_tmpdir/scmroot/clutter-gst2'...
$ git reset --hard origin/a8
HEAD is now at c33d146 Add doc sub package