$ git clone -n https://gitee.com/opencloudos-stream/openstack-swift.git /var/lib/mock/dist-ocs23-build-46341-2059/root/chroot_tmpdir/scmroot/openstack-swift
Cloning into '/var/lib/mock/dist-ocs23-build-46341-2059/root/chroot_tmpdir/scmroot/openstack-swift'...
$ git fetch origin HEAD:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/openstack-swift
 * [new ref]         HEAD       -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6c231f8 OCS package init