Temporarily patch rbw

overlay.nix

@@ -86,6 +86,17 @@ let
         })
       ];
     };
+
+    # rbw: https://github.com/doy/rbw/pull/189
+    rbw = prev.rbw.overrideAttrs (attrs: {
+      patches = (attrs.patches or [ ]) ++ [
+        (final.fetchurl
+          {
+            url = "https://github.com/doy/rbw/pull/189.patch";
+            hash = "sha256-617nYL9Jmu+inpAzDu/+iYXhajckzpsxW+jlhcRwseM=";
+          })
+      ];
+    });
   };
 
   overlay-libs = final: prev: {
@@ -95,7 +106,6 @@ let
   overlay-packages = final: prev: {
     kak-tree-sitter = final.callPackage ./packages/common/kak-tree-sitter.nix { rustPlatform = final.unstable.rustPlatform; };
 
-
     kak-lsp =
       let
         src = inputs.kak-lsp;