$ git clone -n https://src.fedoraproject.org/rpms/ghc-hspec-expectations.git /var/lib/mock/f41-build-838878-159867/root/chroot_tmpdir/scmroot/ghc-hspec-expectations
Cloning into '/var/lib/mock/f41-build-838878-159867/root/chroot_tmpdir/scmroot/ghc-hspec-expectations'...
$ git fetch origin 25e07ce332a3b0deb8d687929af80405bfbf40d9:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-hspec-expectations
 * [new ref]         25e07ce332a3b0deb8d687929af80405bfbf40d9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 25e07ce https://hackage.haskell.org/package/hspec-expectations-0.8.4/changelog