$ git clone -n https://gitee.com/src-opencloudos-rpms/ModemManager.git /var/lib/mock/dist-oc9-build-40485-14589/root/chroot_tmpdir/scmroot/ModemManager
Cloning into '/var/lib/mock/dist-oc9-build-40485-14589/root/chroot_tmpdir/scmroot/ModemManager'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/ModemManager
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9688a49 import ModemManager-1.18.2-4.tl4