$ git clone -n https://gitee.com/src-anolis-dde/byzanz.git /var/lib/mock/dist-an8.6-build-181469-59745/root/chroot_tmpdir/scmroot/byzanz
Cloning into '/var/lib/mock/dist-an8.6-build-181469-59745/root/chroot_tmpdir/scmroot/byzanz'...
$ git fetch origin a8:KOJI_FETCH_HEAD
From https://gitee.com/src-anolis-dde/byzanz
 * [new branch]      a8         -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a26fa29 init package