$ git clone -n https://gitee.com/src-anolis-os/emacs.git /var/lib/mock/dist-an8.7-build-132840-47292/root/chroot_tmpdir/scmroot/emacs
Cloning into '/var/lib/mock/dist-an8.7-build-132840-47292/root/chroot_tmpdir/scmroot/emacs'...
$ git reset --hard origin/a8
HEAD is now at 0202064 Add doc sub package