ASF_20_SRC_AUTO/src/blocks/scratchpad/conf/module-source.xconf

<?xml version="1.0"?>

<xconf xpath="/cocoon/source-factories" unless="component-instance[@name='module']">

    <!-- module pseudo protocol -->
    <component-instance
        name="module"
        class="org.apache.cocoon.components.source.impl.ModuleSourceFactory"/>

</xconf>