use pre-patched kernel source instead of patching ourselves

nix strips FHS before patching, causing the patch for some versions to fail

packages/linux-tkg/default.nix

@@ -42,8 +42,6 @@
 , ...
 } @ args:
 let
-  tkg = "2da317c20ed6f70085b195639b9aad2cacf31ab5";
-
   sources = import ./sources.nix { inherit fetchFromGitHub lib version; };
 
   boolToKernel = bool: with lib.kernel; if bool then yes else no;
@@ -325,11 +323,6 @@ in buildLinux(args // rec {
   } // flattenedConfig
     // extraConfig);
 
-  kernelPatches = #args.kernelPatches
-    [{
-       name = "patch-${version}";
-       patch = sources.patchSrc;
-    }]
-    ++ tkgPatches;
+  kernelPatches = tkgPatches;
   src = sources.kernelSrc;
 } // (args.argsOverride or {}))

packages/linux-tkg/sources.nix

@@ -3,26 +3,23 @@ let
   vMap = {
     "5.4" = {
       version = "5.4.128";
-      baseHash = "14glqppn90z79b36k4c76mv90q933i2bg54rgwlcl2v7n608jcxz";
-      patchHash = "04ylr4f4amzviqljhc6i79dqhjmjx45shf0rply1v5zqlfndb459";
+      hash = "1arrpskxkkl6vb06d4y4xvfy1355mjk5ac5sp66657kbh6xswm1v";
     };
     "5.10" = {
       version = "5.10.46";
-      baseHash = "0hyav21vzz5v1kgb455pcz9ncg5qqzxmp60na290scwq7vj9kpyw";
-      patchHash = "0jl31aayxyns3pkvm9mycvwakg2i45win9nfbirhcz7z5gfsa7fg";
+      hash = "058lvk0hc6qk3l485kda7cxkdrjk1kd0f75cp7pmnckbkjij54an";
     };
     "5.12" = {
       version = "5.12.13";
-      baseHash = "0rn3z942vjc7bixjw066rm6kcr0x0wzgxqfq1f6xd113pzrgc3bx";
-      patchHash = "17d38hns5qfbw1pajpa5y38v86r49nqnw7a3pwsay5fapj69z8w4";
+      hash = "0mfjkncsa7vq13689dzzwms6wzsaj347qm1vf7k82nb3wp6myj5g";
     };
   };
 
   tkg = fetchFromGitHub {
     owner = "Frogging-Family";
     repo = "linux-tkg";
-    rev = "2da317c20ed6f70085b195639b9aad2cacf31ab5";
-    sha256 = "06a5fpafids8nc550pcsyvar2igphi6bpghqzl6cp48hg6p2g07w";
+    rev = "c93cfdd20da1cf3b0860895c278b5a4676ccb057";
+    sha256 = "0xpkdjq2ickhb8pqzqv5avjmrg3qyzryy8qv1wr9dxpkx197swdx";
   };
 
   ver =
@@ -34,11 +31,7 @@ in rec {
 
   fullVersion = ver.version;
   kernelSrc = builtins.fetchurl {
-    url = "https://cdn.kernel.org/pub/linux/kernel/v${lib.versions.major version}.x/linux-${version}.tar.xz";
-    sha256 = ver.baseHash;
-  };
-  patchSrc = builtins.fetchurl {
-    url = "https://cdn.kernel.org/pub/linux/kernel/v${lib.versions.major version}.x/patch-${fullVersion}.xz";
-    sha256 = ver.patchHash;
+    url = "https://cdn.kernel.org/pub/linux/kernel/v${lib.versions.major version}.x/linux-${fullVersion}.tar.xz";
+    sha256 = ver.hash;
   };
 }