support Reth v2.1.0

nix/reth.nix

@@ -1,11 +1,23 @@
 {
     lib,
-    pkgs,
 }:
 
+let
+    # cargo and rustc packages from 25.11 are out of date,
+    # so fetch them from a more recent commit:
+    pinnedPkgs = fetchGit {
+        url = "https://github.com/NixOS/nixpkgs.git";
+        # url = /path/to/repo/nixpkgs-116266.git;
+        rev = "116266f52682e7b975426c66204b3dada19be502";
+        shallow = true;
+    };
+    pkgs = import pinnedPkgs {};
+
+in
+
 pkgs.rustPlatform.buildRustPackage rec {
     pname = "reth";
-    version = "1.11.2";
+    version = "2.1.0";
 
     src = fetchGit {
         url = "https://github.com/paradigmxyz/reth";
@@ -14,7 +26,7 @@ pkgs.rustPlatform.buildRustPackage rec {
         shallow = true;
     };
 
-    cargoHash = "sha256-IzqAIgfC9Y9atYxkFhaK09QwTMnrtMtU4MnG9AChwCQ=";
+    cargoHash = "sha256-//UOHtknfhq33bA3/xzwS0K9FPbn4Tkwx3kkNuluoAM=";
 
     doCheck = false;
     doInstallCheck = false;