// MNG-5509
        // See org.eclipse.aether.connector.wagon.WagonRepositoryConnector.connectWagon(Wagon)
        if (legacySupport.getRepositorySession() != null) {
            String userAgent = ConfigUtils.getString(
                    legacySupport.getRepositorySession(), null, ConfigurationProperties.USER_AGENT);

            if (userAgent == null) {
                Properties headers = new Properties();

                                new org.apache.maven.model.DeploymentRepository(r));
                        repositorySystem.injectProxy(request.getRepositorySession(), List.of(repo));
                        repositorySystem.injectAuthentication(request.getRepositorySession(), List.of(repo));
                        project.setReleaseArtifactRepository(repo);
                    }
                } catch (InvalidRepositoryException e) {

                eventCatapult.fire(ExecutionEvent.Type.ProjectSkipped, session, null);
                return;
            }

            transformerManager.injectTransformedArtifacts(session.getRepositorySession(), currentProject);

            BuilderCommon.attachToThread(currentProject);

            projectExecutionListener.beforeProjectExecution(new ProjectExecutionEvent(session, currentProject));

            throws LifecycleExecutionException {
        ProjectArtifactsCache.Key cacheKey = projectArtifactsCache.createKey(
                project, scopesToCollect, scopesToResolve, aggregating, session.getRepositorySession());

        ProjectArtifactsCache.CacheRecord recordArtifacts;
        recordArtifacts = projectArtifactsCache.get(cacheKey);
        if (recordArtifacts == null) {
            synchronized (cacheKey) {

        boolean halted;
        // The ReactorBuildStatus is only available if the SmartBuilder is used
        ReactorBuildStatus status =
                (ReactorBuildStatus) session.getRepositorySession().getData().get(ReactorBuildStatus.class);
        if (status != null) {
            halted = status.isHalted();
        } else {
            // assume sensible default

 * <tr><td><code>repositorySystemSession</code></td><td> (since Maven 3)</td>
 *                                             <td>{@link MavenSession#getRepositorySession()}</td></tr>
 * <tr><td><code>project</code></td>           <td></td>
 *                                             <td>{@link MavenSession#getCurrentProject()}</td></tr>

            throws ArtifactDeploymentException {
        RepositorySystemSession session =
                LegacyLocalRepositoryManager.overlay(localRepository, legacySupport.getRepositorySession(), repoSystem);

        DeployRequest request = new DeployRequest();

        request.setTrace(RequestTrace.newChild(null, legacySupport.getSession().getCurrentProject()));

                    execution.getPlugin(),
                    execution.getGoal(),
                    project.getRemotePluginRepositories(),
                    session.getRepositorySession());

            execution.setMojoDescriptor(mojoDescriptor);
        }

        return mojoDescriptor;
    }

    @Override
    public void setupMojoExecution(

     *
     * @param buildStartInstant The start time of the build, may be {@code null}.
     */
    void setBuildStartInstant(Instant buildStartInstant);

    RepositorySystemSession getRepositorySession();

    ProjectBuildingRequest setRepositorySession(RepositorySystemSession repositorySession);

    /**

        final MavenProject project = request.getMavenProject();
        final DependencyFilter filter = request.getResolutionFilter();
        RepositorySystemSession session = request.getRepositorySession();
        ArtifactTypeRegistry stereotypes = session.getArtifactTypeRegistry();

        if (logger.isDebugEnabled()