Building lighting fails on Linux without Internet connection

Attempting to build lighting will stay at 0% and eventually fail if there is not internet connection for the computer.

1. Open UE4Editor (any project)
2. Remove Ethernet cord from computer to disconnect internet
3. Click drop down arrow next to build and select Build Lighting Only

Result:
Lighting build will start but will stay at 0% until it fails

Expected:
Lighting can be built when disconnected from the internet