$ git clone -n https://gitee.com/src-opencloudos-rpms/ibus-m17n.git /var/lib/mock/dist-oc9-build-62349-16463/root/chroot_tmpdir/scmroot/ibus-m17n
Cloning into '/var/lib/mock/dist-oc9-build-62349-16463/root/chroot_tmpdir/scmroot/ibus-m17n'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/ibus-m17n
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c4f32a3 import ibus-m17n-1.4.22-2.tl4