$ git clone -n https://gitee.com/src-opencloudos-rpms/perl-DateTime-TimeZone.git /var/lib/mock/dist-oc9-build-71103-47516/root/chroot_tmpdir/scmroot/perl-DateTime-TimeZone
Cloning into '/var/lib/mock/dist-oc9-build-71103-47516/root/chroot_tmpdir/scmroot/perl-DateTime-TimeZone'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/perl-DateTime-TimeZone
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at bb90657 import perl-DateTime-TimeZone-2.52-5.tl4