$ git clone -n https://src.fedoraproject.org/rpms/secilc.git /var/lib/mock/f42-build-867545-175619/root/chroot_tmpdir/scmroot/secilc
Cloning into '/var/lib/mock/f42-build-867545-175619/root/chroot_tmpdir/scmroot/secilc'...
$ git fetch origin 7a10a887ed8222de748f593b06bdf88aa8b3f6ad:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/secilc
 * [new ref]         7a10a887ed8222de748f593b06bdf88aa8b3f6ad -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7a10a88 SELinux userspace 3.8-rc3 release