<?xml version="1.0"?>
<model xmlns="http://www.cellml.org/cellml/2.0#" xmlns:cellml="http://www.cellml.org/cellml/2.0#" xmlns:xlink="http://www.w3.org/1999/xlink" name="reusable_model">
<units name="common_units">
    <unit units="second"/>
</units>
  <component name="reusable_component">
    <variable name="v" units="common_units" interface="public_and_private"/>
  </component>
</model>

<?xml version="1.0"?>
<model xmlns="http://www.cellml.org/cellml/2.0#" xmlns:cellml="http://www.cellml.org/cellml/2.0#" xmlns:xlink="http://www.w3.org/1999/xlink" name="reusable_model">
<units name="common_units">
    <unit units="second" prefix="hecto"/>
</units>
  <component name="reusable_component">
    <variable name="v" units="common_units" interface="public_and_private"/>
  </component>
</model>

Make the units 'common_units' dimensionally different so forcing a name change for the imported units.
Make the units 'common_units' dimensionally different so forcing a name change for the imported units.
