Duplicative hostname error

[hadley]

curl::curl_fetch_memory("INVALID")
#> Error in curl::curl_fetch_memory("INVALID"): Could not resolve hostname [INVALID]: Could not resolve host: INVALID

^{Created on 2025-02-21 with reprex v2.1.1}

From the httr2 snapshot tests, it looks like this was introduced in 6.2.1.