$ git clone -n https://gitee.com/opencloudos-stream/perl-CPAN.git /var/lib/mock/dist-ocs23-build-18272-1041/root/chroot_tmpdir/scmroot/perl-CPAN
Cloning into '/var/lib/mock/dist-ocs23-build-18272-1041/root/chroot_tmpdir/scmroot/perl-CPAN'...
$ git fetch origin HEAD:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/perl-CPAN
 * [new ref]                    -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 69a2926 !1 Upgrade to upstream version 2.36 Merge pull request !1 from jackxjchen/master