flake: update to upstream

flake.lock

@@ -1,24 +1,66 @@
 {
-    "inputs": {
+  "nodes": {
     "home": {
+      "info": {
+        "lastModified": 1581799840,
+        "narHash": "sha256-FLRpqHPswrY6bU9Uzrpqz2ZfKN8cTusu3JjvWgpQIZ8="
+      },
       "inputs": {
-                "nixpkgs": {
-                    "inputs": {},
-                    "narHash": "sha256-NB+H7zK3BB//zM127FqgbG4iAfY+nS/IOyO+uGWA5Ho=",
-                    "originalUrl": "nixpkgs",
-                    "url": "github:edolstra/nixpkgs/7845bf5f4b3013df1cf036e9c9c3a55a30331db9"
+        "nixpkgs": "nixpkgs"
+      },
+      "locked": {
+        "owner": "nrdxp",
+        "repo": "home-manager",
+        "rev": "dae62d0baf5e918c3657e3973acfca970f826191",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nrdxp",
+        "ref": "flakes",
+        "repo": "home-manager",
+        "type": "github"
       }
     },
-            "narHash": "sha256-hd2noIXKZHe8bzoVhZUz8fwCnYKxVFLjS3s3UpVE9Hs=",
-            "originalUrl": "github:nrdxp/home-manager/flakes",
-            "url": "github:nrdxp/home-manager/4aed75b903140a3e7f5ccc4528f1748391543475"
-        },
     "nixpkgs": {
-            "inputs": {},
-            "narHash": "sha256-4p9gqMJTVmyH7eSq1euGZWusldWoBfKfi/VwZEPL2Mw=",
-            "originalUrl": "github:nrdxp/nixpkgs/fork",
-            "url": "github:nrdxp/nixpkgs/1e232452ed4c57e9968f4342d9ba044d36403928"
+      "info": {
+        "lastModified": 1587661952,
+        "narHash": "sha256-f7DEfMsZh1iZlJazl5/Bflkrx+S8I8goICMwBZvGWYI="
+      },
+      "locked": {
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "9e58c8363b08aa3533b4e7316e25f6da254cf678",
+        "type": "github"
+      },
+      "original": {
+        "id": "nixpkgs",
+        "type": "indirect"
       }
     },
-    "version": 3
+    "nixpkgs_2": {
+      "info": {
+        "lastModified": 1587644295,
+        "narHash": "sha256-ExEhf3YY2sfP92bqphrekku/w/vWQWj1nkxM4zy3zos="
+      },
+      "locked": {
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "89273a29d3b8062fc3200b51df278d2b80826b72",
+        "type": "github"
+      },
+      "original": {
+        "id": "nixpkgs",
+        "ref": "release-20.03",
+        "type": "indirect"
+      }
+    },
+    "root": {
+      "inputs": {
+        "home": "home",
+        "nixpkgs": "nixpkgs_2"
+      }
+    }
+  },
+  "root": "root",
+  "version": 5
 }

flake.nix

@@ -3,7 +3,7 @@
 
   epoch = 201909;
 
-  inputs.nixpkgs.url = "github:nrdxp/nixpkgs/fork";
+  inputs.nixpkgs.url = "nixpkgs/release-20.03";
   inputs.home.url = "github:nrdxp/home-manager/flakes";
 
   outputs = inputs@{ self, home, nixpkgs }:

hosts/default.nix

@@ -27,8 +27,6 @@ let
             "nixpkgs-overlays=/etc/nixos/overlays"
           ];
 
-          system.configurationRevision = self.rev;
-
           nixpkgs = { inherit pkgs; };
         };