$ git clone -n https://src.fedoraproject.org/rpms/elk.git /var/lib/mock/f40-build-2679316-67930/root/chroot_tmpdir/scmroot/elk
Cloning into '/var/lib/mock/f40-build-2679316-67930/root/chroot_tmpdir/scmroot/elk'...
$ git fetch origin 2e8b62d4042804698790b8e5b2d25993fb79c2ea:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/elk
 * [new ref]         2e8b62d4042804698790b8e5b2d25993fb79c2ea -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2e8b62d Remove support for i686 due to openmpi removal