$ git clone -n https://gitee.com/wenyuzifang/elfutils.git /var/lib/mock/dist-an23-build-446594-73355/root/chroot_tmpdir/scmroot/elfutils
Cloning into '/var/lib/mock/dist-an23-build-446594-73355/root/chroot_tmpdir/scmroot/elfutils'...
$ git fetch origin 12d4d3184b474a6e2ffac8ec9c0de5b7a164e423:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/elfutils
 * [new ref]         12d4d3184b474a6e2ffac8ec9c0de5b7a164e423 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 12d4d31 Update code from upstream