Close your trunk without touching it or the spoiler.
https://www.etsy.com/ca/listing/1538718388/2024-mustang-diy-trunk-pull-tab-only?click_key=d0eb05eee49c2e5bfc9dd3fd83e84f7bd4811bff%3A1538718388&click_sum=1bf77f4d&ref=shop_home_recs_3
This one might work when mounted under the upper bumper:
https://ccmustangbrackets.com/products/2015-2021-s550-mustang-bracket
Not sure if he is working on a 2024 specific bracket. There is also a universal bracket.