$ whoami
root
$ git clone -n http://8.131.229.236/anolis-os/xorg-x11-server /var/lib/mock/dist-el8-build-5590-34/root/chroot_tmpdir/scmroot/xorg-x11-server
Cloning into '/var/lib/mock/dist-el8-build-5590-34/root/chroot_tmpdir/scmroot/xorg-x11-server'...
$ git reset --hard origin/a8
HEAD is now at 8ab3a4f import xorg-x11-server-1.20.6-3.el8.src.rpm