injectProxy(proxySelector, mavenExecutionRequest.getRemoteRepositories());
        injectAuthentication(authenticationSelector, mavenExecutionRequest.getRemoteRepositories());

        injectMirror(mavenExecutionRequest.getPluginArtifactRepositories(), mavenExecutionRequest.getMirrors());
        injectProxy(proxySelector, mavenExecutionRequest.getPluginArtifactRepositories());

        ArtifactRepository repository = repositorySystem.buildArtifactRepository(repo);

        if (session != null) {
            repositorySystem.injectMirror(session, Arrays.asList(repository));
            repositorySystem.injectProxy(session, Arrays.asList(repository));
            repositorySystem.injectAuthentication(session, Arrays.asList(repository));
        }

        return repository;
    }

     *
     * @param repositories The repositories into which to inject the proxy information, may be {@code null}.
     * @param proxies The available proxies, may be {@code null}.
     */
    void injectProxy(List<ArtifactRepository> repositories, List<org.apache.maven.settings.Proxy> proxies);

    /**
     * Injects the authentication information into the specified repositories. For each repository that is matched by a

            }

            if (mirrors) {
                repositorySystem.injectMirror(session, repositories);
            }

            repositorySystem.injectProxy(session, repositories);

            repositorySystem.injectAuthentication(session, repositories);
        }

        return repository;
    }