private void seekValidated(FetchPosition position) {
            transitionState(FetchStates.FETCHING, () -> {
                this.position = position;
                this.resetStrategy = null;
                this.nextRetryTimeMs = null;
            });
        }
Clear the awaiting validation state and enter fetching.
clients/src/main/java/org/apache/kafka/clients/consumer/internals/SubscriptionState.java