$ git clone -n https://gitee.com/alpha-wang/elixir_1.git /var/lib/mock/dist-an8-epao-build-420856-72902/root/chroot_tmpdir/scmroot/elixir_1
Cloning into '/var/lib/mock/dist-an8-epao-build-420856-72902/root/chroot_tmpdir/scmroot/elixir_1'...
$ git fetch origin 717080a6fe41d253f4c5b0d55a960c4216d116e5:KOJI_FETCH_HEAD
From https://gitee.com/alpha-wang/elixir_1
 * [new ref]         717080a6fe41d253f4c5b0d55a960c4216d116e5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 717080a update to elixir-1.9.2-1