oh, that takes one extra step:

use that quote item, then grab the nevent string that appears, and then go back to your reply, like so:

nostr:nevent1qqsx042nqx83ejd4ct6zdpekgr03ev9ee0qwfdnwdxcrg7uss0vw2hcpzamhxue69uhhyetvv9ujucm4wfex2mn59en8j6g9h5xh7