$ git clone -n https://src.fedoraproject.org/rpms/ghc-hs-bibutils.git /var/lib/mock/f31-build-54458-28006/root/chroot_tmpdir/scmroot/ghc-hs-bibutils
Cloning into '/var/lib/mock/f31-build-54458-28006/root/chroot_tmpdir/scmroot/ghc-hs-bibutils'...
$ git reset --hard 8fe0d46c552e10ba59dd9fc0a8958401cba135c2
HEAD is now at 8fe0d46 refresh to cabal-rpm-0.13