$ git clone -n https://gitee.com/wenyuzifang/elfutils.git /var/lib/mock/dist-an23-build-446565-73355/root/chroot_tmpdir/scmroot/elfutils
Cloning into '/var/lib/mock/dist-an23-build-446565-73355/root/chroot_tmpdir/scmroot/elfutils'...
$ git fetch origin 147aa5c8fa1c2d8355cf108d433f58f87ac6fe7a:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/elfutils
 * [new ref]         147aa5c8fa1c2d8355cf108d433f58f87ac6fe7a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 147aa5c Update code from upstream