LabelSelector: label.IoIstioRev.Name,
	})
	if err != nil {
		return nil, err
	}
	return webhooks.Items, nil
}

// GetWebhooksWithTag returns webhooks tagged with istio.io/tag=<tag>.
func GetWebhooksWithTag(ctx context.Context, client kubernetes.Interface, tag string) ([]admitv1.MutatingWebhookConfiguration, error) {

	}
	if len(revWebhooks) > 1 {
		return "", fmt.Errorf("cannot modify tag: found multiple canonical webhooks with revision %q", opts.Revision)
	}

	whs, err := GetWebhooksWithTag(ctx, client.Kube(), opts.Tag)
	if err != nil {
		return "", err
	}
	if len(whs) > 0 && !opts.Overwrite {
		return "", fmt.Errorf("revision tag %q already exists, and --overwrite is false", opts.Tag)
	}