$ git clone -n https://gitee.com/src-opencloudos-rpms/perl-Unicode-Collate.git /var/lib/mock/dist-oc9-build-71404-47553/root/chroot_tmpdir/scmroot/perl-Unicode-Collate
Cloning into '/var/lib/mock/dist-oc9-build-71404-47553/root/chroot_tmpdir/scmroot/perl-Unicode-Collate'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/perl-Unicode-Collate
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ca18817 import perl-Unicode-Collate-1.31-5.tl4