remove dead nixpkgs-unstable.json

krebs/nixpkgs-unstable.json

@@ -1,12 +0,0 @@
-{
-  "url": "https://github.com/NixOS/nixpkgs",
-  "rev": "aa8aa7e2ea35ce655297e8322dc82bf77a31d04b",
-  "date": "2023-09-01T18:51:16+08:00",
-  "path": "/nix/store/10xskkarnksmn1fahylswv0y4216c73w-nixpkgs",
-  "sha256": "0bbv3y86kfpn02zh5vvdbkmnqyzagzbc1gzpvvlb6qbvgg639bf9",
-  "hash": "sha256-ya00zHt7YbPo3ve/wNZ/6nts61xt7wK/APa6aZAfey0=",
-  "fetchLFS": false,
-  "fetchSubmodules": false,
-  "deepClone": false,
-  "leaveDotGit": false
-}

krebs/update-nixpkgs-unstable.sh

@@ -1,9 +0,0 @@
-#!/bin/sh
-dir=$(dirname $0)
-oldrev=$(cat $dir/nixpkgs-unstable.json | jq -r .rev | sed 's/\(.\{7\}\).*/\1/')
-nix-shell -p nix-prefetch-git --run 'nix-prefetch-git \
-  --url https://github.com/NixOS/nixpkgs \
-  --rev refs/heads/nixos-unstable' \
-> $dir/nixpkgs-unstable.json
-newrev=$(cat $dir/nixpkgs-unstable.json | jq -r .rev | sed 's/\(.\{7\}\).*/\1/')
-git commit $dir/nixpkgs-unstable.json -m "nixpkgs-unstable: $oldrev -> $newrev"