Fastlane
Renative has built in support for fastlane commands.
it basically runs fastlane command from platformBuilds/[APP_ID]_[PLATFORM]
folder automatically
Setup
As long as you have standard fastlane installed you good to go
https://docs.fastlane.tools/getting-started/ios/setup/
Commands
rnv fastlane [ANY_FASTLANE_COMMAND]