$ git clone -n https://gitee.com/src-opencloudos-rpms/perl-DateTime-TimeZone-SystemV.git /var/lib/mock/dist-oc9-build-59325-16463/root/chroot_tmpdir/scmroot/perl-DateTime-TimeZone-SystemV
Cloning into '/var/lib/mock/dist-oc9-build-59325-16463/root/chroot_tmpdir/scmroot/perl-DateTime-TimeZone-SystemV'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/perl-DateTime-TimeZone-SystemV
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d36207e import perl-DateTime-TimeZone-SystemV-0.010-5.tl4