$ git clone -n https://gitee.com/opencloudos-stream/perl-libnet.git /var/lib/mock/dist-ocs23-build-27366-1191/root/chroot_tmpdir/scmroot/perl-libnet
Cloning into '/var/lib/mock/dist-ocs23-build-27366-1191/root/chroot_tmpdir/scmroot/perl-libnet'...
$ git fetch origin HEAD:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/perl-libnet
 * [new ref]                    -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at dfd17b3 !1 Upgrade to upstream version 3.15 Merge pull request !1 from jackxjchen/master