Merge pull request #143 from lourkeur/fix_142

hosts: fix #142

hosts/default.nix

@@ -64,7 +64,10 @@ let
 
                 nixos = {
                   exact = true;
-                  from = nodes.nixos.original;
+                  from = {
+                    id = "nixos";
+                    type = "indirect";
+                  };
                   to = {
                     inherit (nixos) lastModified narHash rev;
 
@@ -72,17 +75,6 @@ let
                     type = "path";
                   };
                 };
-
-                override = {
-                  exact = true;
-                  from = nodes.override.original;
-                  to = {
-                    inherit (override) lastModified narHash rev;
-
-                    path = override.outPath;
-                    type = "path";
-                  };
-                };
               };
 
               system.configurationRevision = lib.mkIf (self ? rev) self.rev;