$ git clone -n https://src.fedoraproject.org/rpms/why3.git /var/lib/mock/f40-build-2250182-54036/root/chroot_tmpdir/scmroot/why3
Cloning into '/var/lib/mock/f40-build-2250182-54036/root/chroot_tmpdir/scmroot/why3'...
$ git fetch origin e86bfd31127088031a55fdb7508ed8de3e54877a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/why3
 * [new ref]         e86bfd31127088031a55fdb7508ed8de3e54877a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e86bfd3 Version 1.7.0.  Drop upstreamed coq patch.