repos options type

module.nix

@@ -6,6 +6,14 @@ in
 {
   options.repo-clone = {
     enable = lib.mkEnableOption "repo-clone service";
+
+    repos = lib.mkOption {
+      type = import ./repo.nix { inherit lib; };
+      description = ''
+        attribute set of repos to clone
+      '';
+      default = { };
+    };
   };
 
 

repo.nix

@@ -0,0 +1,10 @@
+{ lib, ... }:
+
+let
+  inherit (lib)
+    types;
+in
+types.attrsOf (types.submodule ({ ... }: {
+  options = { };
+  config = { };
+}))