$ git clone -n https://src.fedoraproject.org/rpms/ghc-ed25519.git /var/lib/mock/f31-build-54289-27985/root/chroot_tmpdir/scmroot/ghc-ed25519
Cloning into '/var/lib/mock/f31-build-54289-27985/root/chroot_tmpdir/scmroot/ghc-ed25519'...
$ git reset --hard 4028bef479b9b21e47b6c61d60f8a26a8fd5b9a5
HEAD is now at 4028bef refresh to cabal-rpm-0.13