PluginDescriptor pluginDescriptor = pluginManager.loadPlugin(
                plugin, session.getCurrentProject().getRemotePluginRepositories(), session.getRepositorySession());
        pluginManager.getPluginRealm(session, pluginDescriptor);
        List<Artifact> artifacts = pluginDescriptor.getArtifacts();

        for (Artifact a : artifacts) {
            if (a.getGroupId().equals("org.apache.maven.its.mng3586")

            Plugin plugin, String goal, List<RemoteRepository> repositories, RepositorySystemSession session) {
        return MojoExecutorStub.createMojoDescriptor(plugin);
    }

    @Override
    public ClassRealm getPluginRealm(MavenSession session, PluginDescriptor pluginDescriptor) {
        return null;
    }

    @Override
    public void executeMojo(MavenSession session, MojoExecution execution) {}

        MojoDescriptor mojoDescriptor = mojoExecution.getMojoDescriptor();

        Mojo mojo = null;

        ClassRealm pluginRealm;
        try {
            pluginRealm = getPluginRealm(session, mojoDescriptor.getPluginDescriptor());
        } catch (PluginResolutionException e) {
            throw new PluginExecutionException(mojoExecution, project, e);
        }