stock-logistics-warehouse/stock_dynamic_mto/pull_rule_view.xml

<?xml version="1.0" encoding="UTF-8"?>
<openerp>
    <data>
        <record id="view_procurement_rule_form_dynamic_mto" model="ir.ui.view">
            <field name="name">procurement.rule.dynamic.mto</field>
            <field name="model">procurement.rule</field>
            <field name="inherit_id" ref="stock.view_procurement_rule_form_stock_inherit" />
            <field name="arch" type="xml">
                <field name="procure_method" position="after">
                    <field name="mts_pull_rule_id" 
                           groups="stock.group_adv_location"
                           attrs="{'invisible': [('procure_method', '!=', 'make_to_order')]}"/>
                </field>
            </field>
        </record>

    </data>
</openerp>