private static boolean repositoryEquals(ArtifactRepository r1, ArtifactRepository r2) {
        if (r1 == r2) {
            return true;
        }

        return Objects.equals(r1.getId(), r2.getId())
                && Objects.equals(r1.getUrl(), r2.getUrl())
                && repositoryPolicyEquals(r1.getReleases(), r2.getReleases())
                && repositoryPolicyEquals(r1.getSnapshots(), r2.getSnapshots());
    }