$ git clone -n https://gitee.com/src-opencloudos-rpms/lsof.git /var/lib/mock/dist-oc9-build-60184-16463/root/chroot_tmpdir/scmroot/lsof
Cloning into '/var/lib/mock/dist-oc9-build-60184-16463/root/chroot_tmpdir/scmroot/lsof'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/lsof
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e549e2b import lsof-4.97.0-2.tl4