Try static

Author: VincentLanglet

stubs/ORM/AbstractQuery.stub

@@ -88,7 +88,7 @@ abstract class AbstractQuery
     /**
      * @template TNewHydrationMode of string|AbstractQuery::HYDRATE_*
      * @param TNewHydrationMode $hydrationMode
-     * @phpstan-self-out self<TKey, TResult, TNewHydrationMode>
+     * @phpstan-self-out static<TKey, TResult, TNewHydrationMode>
      * @return static<TKey, TResult, TNewHydrationMode>
      */
     public function setHydrationMode($hydrationMode): static