// second try, refetch all (possibly outdated) metadata that wasn't updated in the first attempt

        if (!request.getRepositorySession().isOffline() && !requests.isEmpty()) {
            DefaultRepositorySystemSession session = new DefaultRepositorySystemSession(request.getRepositorySession());
            session.setUpdatePolicy(RepositoryPolicy.UPDATE_POLICY_ALWAYS);

        final Path pom = projectRoot.resolve("pom.xml");
        final ProjectBuildingRequest buildingRequest = newBuildingRequest();

        InternalMavenSession.from(InternalSession.from(buildingRequest.getRepositorySession()))
                .getMavenSession()
                .getRequest()
                .setRootDirectory(projectRoot);

        try (InputStream pomResource =

                                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) {

                    throw new IllegalStateException();
                case SETUP:
                    attachToThread(step);
                    transformerManager.injectTransformedArtifacts(session.getRepositorySession(), step.project);
                    projectExecutionListener.beforeProjectExecution(new ProjectExecutionEvent(session, step.project));
                    eventCatapult.fire(ExecutionEvent.Type.ProjectStarted, session, null);

        if (plugin.isExtensions()) {
            ExtensionRealmCache.CacheRecord extensionRecord;
            try {
                RepositorySystemSession repositorySession = session.getRepositorySession();
                extensionRecord = setupExtensionsRealm(project, plugin, repositorySession);
            } catch (PluginManagerException e) {
                // extensions realm is expected to be fully setup at this point