brotli: fix loongarch64-linux build (#476110)

pkgs/by-name/br/brotli/package.nix

@@ -2,6 +2,7 @@
   lib,
   stdenv,
   fetchFromGitHub,
+  fetchurl,
   cmake,
   python3Packages,
   staticOnly ? stdenv.hostPlatform.isStatic,
@@ -19,6 +20,15 @@ stdenv.mkDerivation (finalAttrs: {
     hash = "sha256-kl8ZHt71v17QR2bDP+ad/5uixf+GStEPLQ5ooFoC5i8=";
   };
 
+  patches = [
+    # Fixes build on LoongArch64 & IA64
+    # https://github.com/google/brotli/commit/e230f474b87134e8c6c85b630084c612057f253e
+    (fetchurl {
+      url = "https://github.com/google/brotli/commit/e230f474b87134e8c6c85b630084c612057f253e.patch";
+      hash = "sha256-QERl8RHJz7tFr++hZIYwdj1/ogPpjArC+ia8S/bWxKk=";
+    })
+  ];
+
   nativeBuildInputs = [ cmake ];
 
   cmakeFlags = lib.optional staticOnly "-DBUILD_SHARED_LIBS=OFF";