Code-Snippets-Functions/Execute a function on a child site/WooCommerce/set-new-orders-on-hold.txt

add_action( 'woocommerce_checkout_create_order', 'force_new_order_status', 20, 1 );
function force_new_order_status( $order ) {

    if( ! $order->has_status('on-hold') )
        $order->set_status( 'on-hold', 'Forced status by a custom script' );
}