{ "url": "https://github.com/input-output-hk/hackage.nix", "rev": "71e978bfafffa2897de72c546ba29260f2765bc0", "date": "2020-06-29T01:14:58+00:00", "sha256": "13n412x3fcq1kf4rp5p6w6b34wfv18907qdf4gznn7b7ms5cbx52", "fetchSubmodules": false }