Archive template file for the Tours custom post type.

archive-tours.php

<?php
/**
 *  Archive template file for the Tours custom post type
 *
 * @package    spiralWebDB\GenesisDeveloper
 *
 * @since      1.0.2
 *
 * @author     Robert A. Gadon
 *
 * @link       http://spiralwebdb.com
 *
 * @license    GNU General Public License 2.0+
 */

namespace spiralWebDB\GenesisDeveloper;

add_action( 'pre_get_posts', __NAMESPACE__ .'\modify_query_vars_if_archive' );
/**
 *  Modify the default Query Vars for the custom post type.
 *
 * @since 1.0.2
 *
 * @param array $query_vars Array of query variables to modify for the custom post type.
 *
 * @return array $query_vars
 */
function modify_query_vars_if_archive( $query_vars = array() ) {

	if( is_post_type_archive( $post_type = 'tours' ) )    {

		$query_vars = array(
			'post_type' => 'tours',
			'order'     => 'ASC',
			'orderby'   => 'menu_order',
		);

		foreach ( $query_vars as $var => $value ) {
			set_query_var( $var, $value );
		}
	}

	return $query_vars;

}

No need to include genesis(); at the end of the file if preloading the archive template in the child theme. Once the template file is preloaded, initialize Genesis and the template will run when called.