$ git clone -n https://gitee.com/opencloudos-stream/perl-RPC-XML /var/lib/mock/dist-ocs23-epol9-build-232982-19866/root/chroot_tmpdir/scmroot/perl-RPC-XML
Cloning into '/var/lib/mock/dist-ocs23-epol9-build-232982-19866/root/chroot_tmpdir/scmroot/perl-RPC-XML'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/perl-RPC-XML
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8bcf726 update