odoo/bin/addons/base/module/module_data.xml

<?xml version="1.0" encoding="utf-8"?>
<terp>
    <data>
        <record id="module_repository_openerp" model="ir.module.repository">
            <field name="name">OpenERP</field>
            <field name="url">http://www.openerp.com/download/modules/</field>
            <field eval="False" name="active"/>
            <field eval="'href=&quot;([a-zA-Z0-9_]+)-('+version+'.(\\d+)((\\.\\d+)*)([a-z]?)((_(pre|p|beta|alpha|rc)\\d*)*)(-r(\\d+))?)(\.zip)&quot;'" name="filter"/>
        </record>
    </data>
</terp>