$ git clone -n https://gitee.com/src-opencloudos-rpms/perl-utf8-all.git /var/lib/mock/dist-oc9-build-71410-47553/root/chroot_tmpdir/scmroot/perl-utf8-all
Cloning into '/var/lib/mock/dist-oc9-build-71410-47553/root/chroot_tmpdir/scmroot/perl-utf8-all'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/perl-utf8-all
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 589e532 import perl-utf8-all-0.024-4.tl4