// We need to create a copy or the rules will be added to the wrong container
        return createMutableMetadataIfNeeded().asImmutable()
            .withDerivationStrategy(variantDerivationStrategy);
    }

    private MutableModuleComponentResolveMetadata createMutableMetadataIfNeeded() {
        if (mutableMetadata == null) {
            mutableMetadata = metadata.asMutable();
        }