Running nixpkgs-update (https://nix-community.org/update-bot/) with UPDATE_INFO: SDL2 2.32.68 -> 2.32.70 https://github.com/libsdl-org/sdl2-compat/releases
attrpath: SDL2
Checking auto update branch...
[version] 
[version] skipping because derivation has updateScript
[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/1yp491fpnip6a13bvl6znl9hxbp1vvil-packages.json.drv
building '/nix/store/1yp491fpnip6a13bvl6znl9hxbp1vvil-packages.json.drv'...

Going to be running update for following packages:
 - sdl2-compat-2.32.68

Press Enter key to continue...
Running update for:
Enqueuing group of 1 packages
 - sdl2-compat-2.32.68: UPDATING ...
 - sdl2-compat-2.32.68: DONE.

Packages updated!

Diff after rewrites:
diff --git a/pkgs/by-name/sd/sdl2-compat/package.nix b/pkgs/by-name/sd/sdl2-compat/package.nix
index 5b6376cd9538..b1143ff1a0fc 100644
--- a/pkgs/by-name/sd/sdl2-compat/package.nix
+++ b/pkgs/by-name/sd/sdl2-compat/package.nix
@@ -30,13 +30,13 @@ let
 in
 stdenv.mkDerivation (finalAttrs: {
   pname = "sdl2-compat";
-  version = "2.32.68";
+  version = "2.32.70";
 
   src = fetchFromGitHub {
     owner = "libsdl-org";
     repo = "sdl2-compat";
     tag = "release-${finalAttrs.version}";
-    hash = "sha256-66AHlsl53q9efRqZOzI4JiUbaGByrSMoQFj3K7udTsQ=";
+    hash = "sha256-IKfcF03I+kCewjdEcw7ANd6sCZvjNksIhBfJan9SSUY=";
   };
 
   nativeBuildInputs = [

No auto update branch exists
Old version 2.32.68" not present in staging derivation file with contents: {
  cmake,
  lib,
  fetchFromGitHub,
  ninja,
  sdl3,
  stdenv,
  testers,
  libx11,
  libGL,
  nix-update-script,

  # passthru tests
  SDL2_ttf,
  SDL2_net,
  SDL2_gfx,
  SDL2_sound,
  SDL2_mixer,
  SDL2_image,
  sdl12-compat,
  ffmpeg,
  qemu,

  x11Support ? !stdenv.hostPlatform.isAndroid && !stdenv.hostPlatform.isWindows,
}:
let
  # tray support on sdl3 pulls in gtk3, which is quite an expensive dependency.
  # sdl2 does not support the tray, so we can just disable that requirement.
  sdl3' = sdl3.override { traySupport = false; };
in
stdenv.mkDerivation (finalAttrs: {
  pname = "sdl2-compat";
  version = "2.32.70";

  src = fetchFromGitHub {
    owner = "libsdl-org";
    repo = "sdl2-compat";
    tag = "release-${finalAttrs.version}";
    hash = "sha256-IKfcF03I+kCewjdEcw7ANd6sCZvjNksIhBfJan9SSUY=";
  };

  nativeBuildInputs = [
    cmake
    ninja
  ];

  buildInputs = [
    sdl3'
  ]
  ++ lib.optional x11Support libx11;

  checkInputs = [ libGL ];

  outputs = [
    "out"
    "dev"
  ];

  outputBin = "dev";

  # SDL3 is dlopened at runtime, leave it in runpath
  dontPatchELF = true;

  cmakeFlags = [
    (lib.cmakeBool "SDL2COMPAT_TESTS" finalAttrs.finalPackage.doCheck)
    (lib.cmakeFeature "CMAKE_INSTALL_RPATH" (lib.makeLibraryPath [ sdl3' ]))
    (lib.cmakeFeature "CMAKE_BUILD_RPATH" (lib.makeLibraryPath [ sdl3' ]))
  ];

  # skip timing-based tests as those are flaky
  env.SDL_TESTS_QUICK = 1;

  doCheck = true;

  patches = [
    ./find-headers.patch
  ];
  setupHook = ./setup-hook.sh;

  postFixup = ''
    # allow as a drop in replacement for SDL2
    # Can be removed after treewide switch from pkg-config to pkgconf
    ln -s $dev/lib/pkgconfig/sdl2-compat.pc $dev/lib/pkgconfig/sdl2.pc
  '';

  passthru = {
    tests = {
      pkg-config = testers.testMetaPkgConfig finalAttrs.finalPackage;

      inherit
        sdl12-compat
        SDL2_ttf
        SDL2_net
        SDL2_gfx
        SDL2_sound
        SDL2_mixer
        SDL2_image
        ffmpeg
        ;
    }
    // lib.optionalAttrs stdenv.hostPlatform.isLinux {
      inherit qemu;
    };

    updateScript = nix-update-script {
      extraArgs = [
        "--version-regex"
        "release-(.*)"
      ];
    };
  };

  meta = {
    description = "SDL2 compatibility layer that uses SDL3 behind the scenes";
    homepage = "https://libsdl.org";
    changelog = "https://github.com/libsdl-org/sdl2-compat/releases/tag/${finalAttrs.src.tag}";
    license = lib.licenses.zlib;
    maintainers = with lib.maintainers; [
      nadiaholmquist
    ];
    teams = [ lib.teams.sdl ];
    platforms = lib.platforms.all;
    pkgConfigModules = [
      "sdl2-compat"
      "sdl2"
    ];
  };
})