One of these for e.g. https://frsport.com/thule-530l-thru-axle-adapter-lefty?currency=GBP&gclid=EAIaIQobChMI2MrHrP7A3wIViLjACh2vcw8vEAQYAyABEgJBy_D_BwE
Having to take the front caliper off every time you want to put the bike on the car could get pretty dull quite quickly though.
@Brommers started
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One of these for e.g. https://frsport.com/thule-530l-thru-axle-adapter-lefty?currency=GBP&gclid=EAIaIQobChMI2MrHrP7A3wIViLjACh2vcw8vEAQYAyABEgJBy_D_BwE