fix networkmanager

flake.lock

@@ -313,6 +313,22 @@
         "type": "github"
       }
     },
+    "nixpkgs-backport-fix": {
+      "locked": {
+        "lastModified": 1765812099,
+        "narHash": "sha256-qz3kYPbJAEWnangoTGICi6QHvOoi9zssJ24MZqv6ejk=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "2bdc7039afa38f4330de69360a817e11f7e2f2c5",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "2bdc7039afa38f4330de69360a817e11f7e2f2c5",
+        "type": "github"
+      }
+    },
     "nixpkgs_2": {
       "locked": {
         "lastModified": 1744536153,
@@ -411,6 +427,7 @@
         "nix-darwin": "nix-darwin",
         "nix-homebrew": "nix-homebrew",
         "nixpkgs": "nixpkgs_4",
+        "nixpkgs-backport-fix": "nixpkgs-backport-fix",
         "zellij-switch": "zellij-switch",
         "zen-browser": "zen-browser"
       }

hosts/dnsc-machine/default.nix

@@ -34,7 +34,7 @@ in
     inputs.zellij-switch.overlays.default
 
     (final: prev: {
-      networkmanager = backportPkgs.networkmanager;
+      python3Packages.python-dbusmock = backportPkgs.python3Packages.python-dbusmock;
     })
   ];