fix types for event.fetch

src/runtime/app.ts

@@ -69,16 +69,11 @@ function createNitroApp(): NitroApp {
       }
       // Assign bound fetch to context
       event.fetch = (req, init) =>
-        fetchWithEvent<Promise<Response>, NitroFetchRequest>(
-          event,
-          req as any,
-          init,
-          {
-            fetch: localFetch,
-          }
-        );
+        fetchWithEvent<Promise<Response>, NitroFetchRequest>(event, req, init, {
+          fetch: localFetch,
+        });
       event.$fetch = ((req, init) =>
-        fetchWithEvent(event, req as any, init as RequestInit, {
+        fetchWithEvent(event, req, init as RequestInit, {
           fetch: $fetch,
         })) as $Fetch<unknown, NitroFetchRequest>;
     })

src/runtime/types.ts

@@ -1,4 +1,4 @@
-import type { H3Event } from "h3";
+import type { H3Event, fetchWithEvent } from "h3";
 
 import type { $Fetch, NitroFetchRequest } from "../types";
 import type { RenderResponse } from "./types";
@@ -15,7 +15,10 @@ export type { RenderResponse, RenderHandler } from "./renderer";
 declare module "h3" {
   interface H3Event {
     /** @experimental Calls fetch with same context and request headers */
-    fetch: typeof globalThis.fetch;
+    fetch: (
+      request: NitroFetchRequest,
+      init?: RequestInit
+    ) => Promise<Response>;
     /** @experimental Calls fetch with same context and request headers */
     $fetch: $Fetch<unknown, NitroFetchRequest>;
   }