$ git clone -n https://gitee.com/src-opencloudos-rpms/conntrack-tools.git /var/lib/mock/dist-oc9-build-51907-14596/root/chroot_tmpdir/scmroot/conntrack-tools
Cloning into '/var/lib/mock/dist-oc9-build-51907-14596/root/chroot_tmpdir/scmroot/conntrack-tools'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/conntrack-tools
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e4647df import conntrack-tools-1.4.7-1.tl4