home/git: move maintenance timers to git dir, add nixpkgs to scalar

home/home.nix

@@ -23,7 +23,6 @@ in {
     ./programs/tmux.nix
     ./programs/zsh
 
-    ./services/git-maintenance.nix
     ./services/nix-channel-update.nix
     ./services/pueue.nix
 

home/programs/git/default.nix

@@ -14,6 +14,10 @@ let
   ];
 in
 {
+  imports = [
+    ./maintenance-timers.nix
+  ];
+
   # TODO: convert to template once nix-sops supports it in hm module
   sops.secrets."git/nordicsemi-config" = { };
 
@@ -84,6 +88,10 @@ in
 
         maintenance.strategy = "incremental";
 
+        scalar = {
+          repo = [ "${config.home.homeDirectory}/nixpkgs" ];
+        };
+
         transfer.fsckObjects = true;
 
         receive.fsckObjects = true;