I am trying to override default_head_blocks.xml like below
vendor\magento\module-theme\view\frontend\layout\default_head_blocks.xml
<?xml version="1.0"?>
<!--
/**
* Copyright © 2016 Magento. All rights reserved.
* See COPYING.txt for license details.
*/
-->
<page xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="urn:magento:framework:View/Layout/etc/page_configuration.xsd">
<head>
<meta name="viewport" content="width=device-width, initial-scale=1"/>
<css src="mage/calendar.css"/>
<script src="requirejs/require.js"/>
</head>
<body>
<referenceContainer name="after.body.start">
<block class="Magento\Framework\View\Element\Js\Components" name="head.components" as="components" template="Magento_Theme::js/components.phtml" before="-"/>
</referenceContainer>
</body>
</page>
app\design\frontend\Enterprise\Orange\Magento_Theme\layout\default_head_blocks.xml
<?xml version="1.0"?>
<!--
/**
* Copyright © 2016 Magento. All rights reserved.
* See COPYING.txt for license details.
*/
-->
<page xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="urn:magento:framework:View/Layout/etc/page_configuration.xsd">
<head>
<meta name="viewport" content="width=device-width, initial-scale=1"/>
<link src="js/customercookie.js"/>
<link src="js/customercookie.js"/>
<link src="Orange_Webform::js/mnpform.js"/>
<css src="mage/calendar.css"/>
<css src="common-header/css/custom.css"/>
<script src="shm/shm.js"/>
<script src="common-header/js/custom.js"/>
<script src="requirejs/require.js"/>
</head>
<body>
<referenceContainer name="after.body.start">
<block class="Magento\Framework\View\Element\Js\Components" name="head.components" as="components" template="Magento_Theme::js/components.phtml" before="-"/>
</referenceContainer>
</body>
</page>
Just I want to load shm/shm.js before requirejs/require.js
Please do the needfull