$ git clone -n https://gitee.com/xiaolunfhb/setup20230831120902139676597860096.git /var/lib/mock/dist-an8.6-build-297558-65173/root/chroot_tmpdir/scmroot/setup20230831120902139676597860096
Cloning into '/var/lib/mock/dist-an8.6-build-297558-65173/root/chroot_tmpdir/scmroot/setup20230831120902139676597860096'...
$ git fetch origin a8.6:KOJI_FETCH_HEAD
From https://gitee.com/xiaolunfhb/setup20230831120902139676597860096
 * [new branch]      a8.6       -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5e89569 anRel commit