public function acsfDrushInitialize() {
    $this->say('Executing initialization command provided acsf module...');
    $acsf_include = $this->getConfigValue('docroot') . '/modules/contrib/acsf/acsf_init';
    $result = $this->taskExecStack()
      ->exec($this->getConfigValue('repo.root') . "/vendor/bin/drush acsf-init --include=\"$acsf_include\" --root=\"{$this->getConfigValue('docroot')}\" -y")
      ->run();

    if (!$result->wasSuccessful()) {
      throw new BltException("Unable to copy ACSF scripts.");
    }

    return $result;
  }