$ git clone -n https://gitee.com/mgb01105731/cups-filters.git /var/lib/mock/dist-an23-build-340210-69815/root/chroot_tmpdir/scmroot/cups-filters
Cloning into '/var/lib/mock/dist-an23-build-340210-69815/root/chroot_tmpdir/scmroot/cups-filters'...
$ git fetch origin a23:KOJI_FETCH_HEAD
From https://gitee.com/mgb01105731/cups-filters
 * [new branch]      a23        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9a53a88 update to version 2.0.0