diff --git a/nix/default.nix b/nix/default.nix
index a2302688..bfcabf55 100644
--- a/nix/default.nix
+++ b/nix/default.nix
@@ -1,4 +1,5 @@
 {
+  self,
   lib,
   stdenv,
   pkg-config,
@@ -68,7 +69,16 @@ assert lib.assertMsg (!hidpiXWayland) "The option `hidpiXWayland` has been remov
         baseName = baseNameOf (toString name);
       in
         ! (lib.hasSuffix ".nix" baseName);
-      src = lib.cleanSource ../.;
+      src = lib.cleanSource (
+        if self ? rev
+        then builtins.fetchGit {
+          url = "https://github.com/hyprwm/Hyprland";
+          inherit (self) rev;
+          submodules = true;
+          allRefs = true;
+        }
+        else ../.
+      );
     };
 
     postPatch = ''
diff --git a/nix/overlays.nix b/nix/overlays.nix
index cc66e1b5..ef7e9e02 100644
--- a/nix/overlays.nix
+++ b/nix/overlays.nix
@@ -36,6 +36,7 @@ in {
         version = "${props.version}+date=${date}_${self.shortRev or "dirty"}";
         commit = self.rev or "";
         inherit date;
+        inherit (inputs) self;
       };
       hyprland-unwrapped = final.hyprland.override {wrapRuntimeDeps = false;};
       hyprland-debug = final.hyprland.override {debug = true;};