$ git clone -n https://gitee.com/src-opencloudos-rpms/corosync.git /var/lib/mock/dist-oc9-build-40876-14591/root/chroot_tmpdir/scmroot/corosync
Cloning into '/var/lib/mock/dist-oc9-build-40876-14591/root/chroot_tmpdir/scmroot/corosync'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/corosync
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d569fb9 import corosync-3.1.7-1.tl4