The ISO version of fedIPA will try 100 times to download the stage2 before you have the chance to login & debug. This takes a lot of time and most often if it does not work in the first couple of tries it's unlikely to work in later ones. This https://github.com/search?q=repo%3Adracutdevs%2Fdracut%20RETRIES&type=code suggests that setting the value of RETRIES to a lower number would decrease the tries from the default of 100.
The ISO version of fedIPA will try 100 times to download the stage2 before you have the chance to login & debug. This takes a lot of time and most often if it does not work in the first couple of tries it's unlikely to work in later ones. This https://github.com/search?q=repo%3Adracutdevs%2Fdracut%20RETRIES&type=code suggests that setting the value of RETRIES to a lower number would decrease the tries from the default of 100.