From ec27b2445230d6556b1961850c5e09c48f0f690b Mon Sep 17 00:00:00 2001
From: Matt Christ <matt@christ.systems>
Date: Sat, 13 Nov 2021 09:06:44 -0600
Subject: [PATCH 1/2] libretro: mkLibRetroCore: allow specifying custom version

---
 pkgs/misc/emulators/retroarch/cores.nix | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/pkgs/misc/emulators/retroarch/cores.nix b/pkgs/misc/emulators/retroarch/cores.nix
index bddabede0a07..455ac5219ae8 100644
--- a/pkgs/misc/emulators/retroarch/cores.nix
+++ b/pkgs/misc/emulators/retroarch/cores.nix
@@ -8,11 +8,11 @@ let
 
   d2u = lib.replaceChars ["-"] ["_"];
 
-  mkLibRetroCore = { core, src, description, license, broken ? false, ... }@a:
+  mkLibRetroCore = { core, src, description, license, broken ? false, version ? "2020-03-06", ... }@a:
   lib.makeOverridable stdenv.mkDerivation ((rec {
 
     name = "libretro-${a.core}-${version}";
-    version = "2020-03-06";
+    inherit version;
     inherit (a) src;
 
     buildInputs = [ zlib ] ++ a.extraBuildInputs or [];

From 5c8bb6ac0d1adbc02f8aec2fec51f3bfb253ddff Mon Sep 17 00:00:00 2001
From: Matt Christ <matt@christ.systems>
Date: Sat, 13 Nov 2021 09:07:33 -0600
Subject: [PATCH 2/2] libretro.dolphin: 2020-03-06 -> 2021-11-01

---
 pkgs/misc/emulators/retroarch/cores.nix | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/pkgs/misc/emulators/retroarch/cores.nix b/pkgs/misc/emulators/retroarch/cores.nix
index 455ac5219ae8..a71a35bf824f 100644
--- a/pkgs/misc/emulators/retroarch/cores.nix
+++ b/pkgs/misc/emulators/retroarch/cores.nix
@@ -334,10 +334,11 @@ in with lib.licenses;
 
   dolphin = mkLibRetroCore {
     core = "dolphin";
+    version = "2021-11-01";
     src = fetchRetro {
       repo = "dolphin";
-      rev = "1fbd59911d1b718c142d6448dee3ede98152e395";
-      sha256 = "1rymsvs034l1hbxc3w8zi9lhmgka2qaj3jynjy152dccd480nnd4";
+      rev = "3370f7693be95c23ac779e5172ff52b7eb2861a7";
+      sha256 = "0ylxi25kbv0h2p24aid7z4i0w6drf7h92q02hjdl3h3gni98lk9i";
     };
     description = "Port of Dolphin to libretro";
     license = gpl2Plus;