unknown-horizons from games:unknown-horizons project
Select Your Operating System
Add repository and install manually
For Fedora 21 run the following as root:
cd /etc/yum.repos.d/ wget https://download.opensuse.org/repositories/games:unknown-horizons/Fedora_21/games:unknown-horizons.repo yum install unknown-horizons
For Fedora 20 run the following as root:
cd /etc/yum.repos.d/ wget https://download.opensuse.org/repositories/games:unknown-horizons/Fedora_20/games:unknown-horizons.repo yum install unknown-horizons