Custom Category template

<?php
/**
 * This is Category file.
 *
 * @package  Genesis-Child-Theme
 * @since    1.0.0
 */

/**
 * Genesis custom loop
 */
/** Replace the standard loop with our custom loop */
remove_action ('genesis_loop', 'genesis_do_loop'); // Remove the standard loop
add_action( 'genesis_loop', 'custom_do_press_loop' ); // Add custom loop

function custom_do_press_loop() {
    $paged = (get_query_var('paged')) ? get_query_var('paged') : 1;
    $args = array(
        'post_type'         => 'post',
        'cat'               => 'category_name',
        'posts_per_page'    => 3,
        'orderby'           => 'date',
        'order'             => 'DSC',
        'paged'             => $paged
    );

echo '<section>';
    /*
    Overwrite $wp_query with our new query.
    The only reason we're doing this is so the pagination functions work,
    since they use $wp_query. If pagination wasn't an issue,
    use: https://gist.github.com/3218106
    */
    global $wp_query;
    $temp = $wp_query;
    $wp_query = new WP_Query( $args );
    if( have_posts() ):

        while( have_posts() ): the_post();
            global $post;

            echo '<article>';

            echo '<div class="entry-content grey">';

              echo '<header class="entry-header block-link-entry-header">';
                echo '<h2 class="entry-title block-link-entry-title">' . get_the_title() . '</h2>';
              echo '</header>';

              echo '<p>' . get_the_date() . '</p>';

              echo '<p>'  . get_the_excerpt() . '</p>';

            echo '</div>';

              echo '<a href="' . get_permalink() . '" class="block-link image-block-link">';

                echo get_the_post_thumbnail();

              echo '</a>';

            echo '</article>';

                    endwhile;
                    do_action( 'genesis_after_endwhile' );

            echo '</section>';

        wp_reset_query();

      endif;

    $wp_query = $temp;
}

genesis();