nixpkgs/pkgs/data/misc/hackage/pin.json

{
  "commit": "52e5aa39956d0d5a8158320897630fed86ec2ed3",
  "url": "https://github.com/commercialhaskell/all-cabal-hashes/archive/52e5aa39956d0d5a8158320897630fed86ec2ed3.tar.gz",
  "sha256": "1yx7v3hscyp1jar0kfsc5pmj8i552j5milqzsair67cl8jf37vwz",
  "msg": "Update from Hackage at 2022-01-05T00:50:25Z"
}