# dnf install https://download.fedoraproject.org/pub/epel/epel-release-latest-9.noarch.rpm
# dnf localinstall --nogpgcheck https://download1.rpmfusion.org/free/el/rpmfusion-free-release-9.noarch.rpm
# dnf install https://rpmfind.net/linux/epel/7/x86_64/Packages/s/SDL2-2.0.14-2.el7.x86_64.rpm
# install youtube-dl