$ git clone -n https://src.fedoraproject.org/rpms/ghc-hspec-expectations.git /var/lib/mock/f45-build-10413-416/root/chroot_tmpdir/scmroot/ghc-hspec-expectations
Cloning into '/var/lib/mock/f45-build-10413-416/root/chroot_tmpdir/scmroot/ghc-hspec-expectations'...
$ git fetch origin 042d0bad0f9d86e6beaba7c5ef388cdbdce5766a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-hspec-expectations
 * [new ref]         042d0bad0f9d86e6beaba7c5ef388cdbdce5766a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 042d0ba Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild