$ git clone -n https://gitee.com/src-opencloudos-rpms/perl-Module-Implementation.git /var/lib/mock/dist-oc9-build-43715-14591/root/chroot_tmpdir/scmroot/perl-Module-Implementation
Cloning into '/var/lib/mock/dist-oc9-build-43715-14591/root/chroot_tmpdir/scmroot/perl-Module-Implementation'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/perl-Module-Implementation
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cba87da import perl-Module-Implementation-0.09-4.tl4