$ git clone -n https://gitee.com/mgb01105731/dmidecode.git /var/lib/mock/dist-an23.5-build-588074-98624/root/chroot_tmpdir/scmroot/dmidecode
Cloning into '/var/lib/mock/dist-an23.5-build-588074-98624/root/chroot_tmpdir/scmroot/dmidecode'...
$ git fetch origin a23:KOJI_FETCH_HEAD
From https://gitee.com/mgb01105731/dmidecode
 * [new branch]      a23        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d53d612 Update to 3.7