$ git clone -n https://gitee.com/src-opencloudos-rpms/libnfnetlink.git /var/lib/mock/dist-oc9-build-128400-77304/root/chroot_tmpdir/scmroot/libnfnetlink
Cloning into '/var/lib/mock/dist-oc9-build-128400-77304/root/chroot_tmpdir/scmroot/libnfnetlink'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/libnfnetlink
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 679b4f6 import libnfnetlink-1.0.2-6.tl4