$ git clone -n https://gitee.com/opencloudos-stream/perl-YAML-LibYAML.git /var/lib/mock/dist-ocs23-build-46460-2059/root/chroot_tmpdir/scmroot/perl-YAML-LibYAML
Cloning into '/var/lib/mock/dist-ocs23-build-46460-2059/root/chroot_tmpdir/scmroot/perl-YAML-LibYAML'...
$ git fetch origin HEAD:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/perl-YAML-LibYAML
 * [new ref]         HEAD       -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 07fa419 OCS package init