$ git clone -n https://gitee.com/src-opencloudos-rpms/elfutils /var/lib/mock/dist-oc8-build-56987-15199/root/chroot_tmpdir/scmroot/elfutils
Cloning into '/var/lib/mock/dist-oc8-build-56987-15199/root/chroot_tmpdir/scmroot/elfutils'...
$ git fetch origin oc8:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/elfutils
 * [new branch]      oc8        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 216ddca import elfutils-0.188-3.tl3.2