$ git clone -n https://gitee.com/src-opencloudos-rpms/beust-jcommander.git /var/lib/mock/dist-oc9-build-58948-16463/root/chroot_tmpdir/scmroot/beust-jcommander
Cloning into '/var/lib/mock/dist-oc9-build-58948-16463/root/chroot_tmpdir/scmroot/beust-jcommander'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/beust-jcommander
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d75b84a import beust-jcommander-1.82-4.tl4