$ git clone -n https://gitee.com/mgb01105731/libmatchbox.git /var/lib/mock/dist-an23-build-275080-64283/root/chroot_tmpdir/scmroot/libmatchbox
Cloning into '/var/lib/mock/dist-an23-build-275080-64283/root/chroot_tmpdir/scmroot/libmatchbox'...
$ git fetch origin a23:KOJI_FETCH_HEAD
From https://gitee.com/mgb01105731/libmatchbox
 * [new branch]      a23        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cf6691b init upstream from version 1.9