checkout.xml

<?xml version="1.0"?>
<!--
/**
 * Copyright © Magento, Inc. All rights reserved.
 * See COPYING.txt for license details.
 */
-->
<layout xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="urn:magento:framework:View/Layout/etc/page_layout.xsd">
    <update handle="empty"/>
    <referenceContainer name="page.wrapper">
        <container name="checkout.header.container" as="checkout_header_container" label="Checkout Page Header Container" htmlTag="header" htmlClass="page-header" before="main.content">
            <container name="checkout.header.wrapper" label="Checkout Page Header" as="checkout_header_wrapper" htmlTag="div" htmlClass="header content"/>
        </container>
    </referenceContainer>
    <move element="logo" destination="checkout.header.wrapper"/>
</layout>