$ git clone -n https://gitee.com/src-opencloudos-rpms/perl-Sub-Exporter-Progressive.git /var/lib/mock/dist-oc9-build-71345-47546/root/chroot_tmpdir/scmroot/perl-Sub-Exporter-Progressive
Cloning into '/var/lib/mock/dist-oc9-build-71345-47546/root/chroot_tmpdir/scmroot/perl-Sub-Exporter-Progressive'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/perl-Sub-Exporter-Progressive
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 146a4b2 import perl-Sub-Exporter-Progressive-0.001013-5.tl4