mss = new MavenSession(repoSession, ms.getRequest(), ms.getResult());
        } else {
            mss = ms;
        }
        return newSession(mss, repositories);
    }

    protected Session newSession(MavenSession mavenSession, List<RemoteRepository> repositories) {
        return new DefaultSession(
                nonNull(mavenSession),
                getRepositorySystem(),
                repositories,

     *
     * @deprecated This method is here only for legacy uses (like UTs), nothing else should use it.
     */
    @Deprecated
    public static DefaultRepositorySystemSession newSession() {
        DefaultRepositorySystemSession session = new DefaultRepositorySystemSession(h -> false); // no close handle
        MavenSessionBuilderSupplier builder = new MavenSessionBuilderSupplier();

    String MODEL_VERSION_4_0_0 = "4.0.0";

    String MODEL_VERSION_4_1_0 = "4.1.0";

    List<String> VALID_MODEL_VERSIONS = List.of(MODEL_VERSION_4_0_0, MODEL_VERSION_4_1_0);

    ModelBuilderSession newSession();

    interface ModelBuilderSession {

        ModelBuilderResult build(ModelBuilderRequest request) throws ModelBuilderException;
    }

    Model buildRawModel(ModelBuilderRequest request);

        this.mavenRepositorySystem = mavenRepositorySystem;
        this.lookup = lookup;
        this.runtimeInformation = runtimeInformation;
    }

    public InternalSession newSession(MavenSession mavenSession) {
        InternalSession session = new DefaultSession(
                mavenSession, repositorySystem, null, mavenRepositorySystem, lookup, runtimeInformation);

        File localRepo = new File(request.getLocalRepository().getBasedir());
        DefaultRepositorySystemSession session = MavenRepositorySystemUtils.newSession();
        session.setLocalRepositoryManager(new LegacyLocalRepositoryManager(localRepo));
        request.setRepositorySession(session);