$ git clone -n https://gitee.com/wency_cn/volume_key.git /var/lib/mock/dist-an23-build-507664-74937/root/chroot_tmpdir/scmroot/volume_key
Cloning into '/var/lib/mock/dist-an23-build-507664-74937/root/chroot_tmpdir/scmroot/volume_key'...
$ git fetch origin 338990aacefc7c0f24469112f239128d7614fa09:KOJI_FETCH_HEAD
From https://gitee.com/wency_cn/volume_key
 * [new ref]         338990aacefc7c0f24469112f239128d7614fa09 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 338990a Update code from upstream