$ git clone -n https://src.fedoraproject.org/rpms/ghc-oeis.git /var/lib/mock/f31-build-54688-28036/root/chroot_tmpdir/scmroot/ghc-oeis
Cloning into '/var/lib/mock/f31-build-54688-28036/root/chroot_tmpdir/scmroot/ghc-oeis'...
$ git reset --hard e3b91665ca17ec96f24178c6671abf2548aa3a59
HEAD is now at e3b9166 refresh to cabal-rpm-0.13