Running nixpkgs-update (https://nix-community.org/update-bot/) with UPDATE_INFO: elmPackages.nodejs 0 -> 1
attrpath: elmPackages.nodejs
Checking auto update branch...
[version] 
[version] generic version rewriter does not support multiple hashes
[rustCrateVersion] 
[rustCrateVersion] No cargoHash found
[golangModuleVersion] 
[golangModuleVersion] Not a buildGoModule package with vendorHash
[npmDepsVersion] 
[npmDepsVersion] No npmDepsHash
[updateScript] 
[updateScript] Success
[updateScript] this derivation will be built:
  /nix/store/cgf6j39py5wha15xpf5nc9h8173dmn1k-packages.json.drv
building '/nix/store/cgf6j39py5wha15xpf5nc9h8173dmn1k-packages.json.drv'...
structuredAttrs is enabled

Going to be running update for following packages:
 - nodejs-24.20.0

Press Enter key to continue...
Running update for:
Enqueuing group of 1 packages
 - nodejs-24.20.0: UPDATING ...
 - nodejs-24.20.0: DONE.

Packages updated!

Diff after rewrites:
diff --git a/pkgs/development/web/nodejs/v24.nix b/pkgs/development/web/nodejs/v24.nix
index 44083fa48d15..a0c6da42c00b 100644
--- a/pkgs/development/web/nodejs/v24.nix
+++ b/pkgs/development/web/nodejs/v24.nix
@@ -29,8 +29,8 @@ let
       [ ];
 in
 buildNodejs {
-  version = "24.20.0";
-  sha256 = "2732fc3f588dd335cd6779c06864f7cd424bb1b5ff9a1743059a66c54f9ca4a1";
+  version = "24.21.0";
+  sha256 = "a6f54defb6fd7c84f41dba13d61e78e9b4e0961712cf61f29715c05f5ced94fc";
   patches =
     (lib.optional (!(stdenv.hostPlatform.emulatorAvailable buildPackages)) (fetchpatch2 {
       url = "https://raw.githubusercontent.com/buildroot/buildroot/2f0c31bffdb59fb224387e35134a6d5e09a81d57/package/nodejs/nodejs-src/0003-include-obj-name-in-shared-intermediate.patch";

No auto update branch exists
Old version 24.20.0" not present in staging derivation file with contents: {
  lib,
  stdenv,
  buildPackages,
  callPackage,
  fetchpatch2,
  openssl,
  python3,
}:

let
  buildNodejs = callPackage ./nodejs.nix (
    {
      inherit openssl;
      python = python3;
    }
    // lib.optionalAttrs stdenv.hostPlatform.isDarwin {
      # libcxx21 makes FD tracking unreliable on Darwin. Pinning to libcxx20:
      stdenv = buildPackages.llvmPackages_20.libcxxStdenv;
    }
  );

  gypPatches =
    if stdenv.buildPlatform.isDarwin then
      [
        ./gyp-patches-set-fallback-value-for-CLT-darwin.patch
      ]
    else
      [ ];
in
buildNodejs {
  version = "24.21.0";
  sha256 = "a6f54defb6fd7c84f41dba13d61e78e9b4e0961712cf61f29715c05f5ced94fc";
  patches =
    (lib.optional (!(stdenv.hostPlatform.emulatorAvailable buildPackages)) (fetchpatch2 {
      url = "https://raw.githubusercontent.com/buildroot/buildroot/2f0c31bffdb59fb224387e35134a6d5e09a81d57/package/nodejs/nodejs-src/0003-include-obj-name-in-shared-intermediate.patch";
      hash = "sha256-3g4aS+NmmUYNOYRNc6UMJKYoaTlpP5Knt9UHegx+o0Y=";
    }))
    ++ lib.optionals (stdenv.hostPlatform != stdenv.buildPlatform && stdenv.hostPlatform.isFreeBSD) [
      # This patch is concerning.
      # https://github.com/nodejs/node/issues/54576
      # It is only supposed to affect clang >= 17, but I'm seeing it on clang 19.
      # I'm keeping the predicate for this patch pretty strict out of caution,
      # so if you see the error it's supposed to prevent, feel free to loosen it.
      (fetchpatch2 {
        url = "https://raw.githubusercontent.com/rubyjs/libv8-node/62476a398d4c9c1a670240a3b070d69544be3761/patch/v8-no-assert-trivially-copyable.patch";
        hash = "sha256-hSTLljmVzYmc3WAVeRq9EPYluXGXFeWVXkykufGQPVw=";
      })
    ]
    ++ [
      ./configure-armv6-vfpv2.patch
      ./node-npm-build-npm-package-logic.patch
      ./use-correct-env-in-tests.patch
      ./bin-sh-node-run-v22.patch
      ./use-nix-codesign.patch
    ]
    ++ gypPatches
    ++ lib.optionals (!stdenv.buildPlatform.isDarwin) [
      # test-icu-env is failing without the reverts
      (fetchpatch2 {
        url = "https://github.com/nodejs/node/commit/869d0cbca3b0b5e594b3254869a34d549664e089.patch?full_index=1";
        hash = "sha256-BBBShQwU20TSY8GtPehQ9i3AH4ZKUGIr8O0bRsgrpNo=";
        revert = true;
      })
    ]
    ++ lib.optionals stdenv.hostPlatform.is32bit [
      # see: https://github.com/nodejs/node/issues/58458
      ./v24-32bit.patch
    ];
}