$ git clone -n https://gitee.com/src-opencloudos-rpms/mptcpd.git /var/lib/mock/dist-oc9-build-121142-71560/root/chroot_tmpdir/scmroot/mptcpd
Cloning into '/var/lib/mock/dist-oc9-build-121142-71560/root/chroot_tmpdir/scmroot/mptcpd'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/mptcpd
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f04deca import mptcpd-0.11-6.tl4