$ git clone -n https://gitee.com/src-opencloudos-rpms/xorg-x11-server.git /var/lib/mock/dist-oc9-build-239110-82581/root/chroot_tmpdir/scmroot/xorg-x11-server
Cloning into '/var/lib/mock/dist-oc9-build-239110-82581/root/chroot_tmpdir/scmroot/xorg-x11-server'...
$ git fetch origin b7e1acc0b84b2da7f9dadc83ad63062a7985919e:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/xorg-x11-server
 * [new ref]         b7e1acc0b84b2da7f9dadc83ad63062a7985919e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b7e1acc import xorg-x11-server-21.1.8-16.tl4