$ git clone -n https://src.fedoraproject.org/rpms/audex.git /var/lib/mock/f42-build-3272964-41309/root/chroot_tmpdir/scmroot/audex
Cloning into '/var/lib/mock/f42-build-3272964-41309/root/chroot_tmpdir/scmroot/audex'...
$ git fetch origin 5aec6ece2bf83b32ed05d6625153159f71a7035d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/audex
 * [new ref]         5aec6ece2bf83b32ed05d6625153159f71a7035d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5aec6ec Rebuild for ppc64le enablement