$ git clone -n https://gitee.com/wenyuzifang/elfutils.git /var/lib/mock/dist-an23-build-446317-73337/root/chroot_tmpdir/scmroot/elfutils
Cloning into '/var/lib/mock/dist-an23-build-446317-73337/root/chroot_tmpdir/scmroot/elfutils'...
$ git fetch origin b602ca2c57c52d9d1f0ca815a2ea5618aceb9d26:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/elfutils
 * [new ref]         b602ca2c57c52d9d1f0ca815a2ea5618aceb9d26 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b602ca2 Update code from upstream