$ git clone -n https://gitee.com/src-opencloudos-rpms/openvswitch.git /var/lib/mock/dist-oc9-build-119203-69680/root/chroot_tmpdir/scmroot/openvswitch
Cloning into '/var/lib/mock/dist-oc9-build-119203-69680/root/chroot_tmpdir/scmroot/openvswitch'...
$ git fetch origin ab7fb5167f9146945c5ce9cff3b0cf3c2652b05a:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/openvswitch
 * [new ref]         ab7fb5167f9146945c5ce9cff3b0cf3c2652b05a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ab7fb51 import openvswitch-3.1.1-10.tl4