$ git clone -n https://gitee.com/mgb01105731/zenity.git /var/lib/mock/dist-an23-build-339446-69782/root/chroot_tmpdir/scmroot/zenity
Cloning into '/var/lib/mock/dist-an23-build-339446-69782/root/chroot_tmpdir/scmroot/zenity'...
$ git fetch origin a23:KOJI_FETCH_HEAD
From https://gitee.com/mgb01105731/zenity
 * [new branch]      a23        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 758e425 rebuild