ImmutableList<? extends ComponentArtifactMetadata> sourceArtifacts = variant.getArtifacts();
        ImmutableList<ComponentArtifactMetadata> overrideArtifacts = maybeExcludeArtifacts(component, sourceArtifacts, exclusions);
        if (overrideArtifacts != null) {
            // If we override artifacts, this is an adhoc variant, therefore it has no identifier.