$ git clone -n https://gitee.com/gordonwwang/rpm.git /var/lib/mock/dist-ocs23-build-118949-8411/root/chroot_tmpdir/scmroot/rpm
Cloning into '/var/lib/mock/dist-ocs23-build-118949-8411/root/chroot_tmpdir/scmroot/rpm'...
$ git fetch origin HEAD:KOJI_FETCH_HEAD
From https://gitee.com/gordonwwang/rpm
 * [new ref]         HEAD       -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b413303 Upgrade to version 4.18.2