$ git clone -n https://gitee.com/src-opencloudos-rpms/libnl3.git /var/lib/mock/dist-oc9-build-42393-14591/root/chroot_tmpdir/scmroot/libnl3
Cloning into '/var/lib/mock/dist-oc9-build-42393-14591/root/chroot_tmpdir/scmroot/libnl3'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/libnl3
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e177531 import libnl3-3.7.0-3.tl4