下記3つのコマンドを実行する。
#wget http://www.nosuchhost.net/~cheese/fedora/packages/34/x86_64/libdvdcss-1.4.3-1.fc34.x86_64.rpm
#wget http://www.nosuchhost.net/~cheese/fedora/packages/34/x86_64/cheese-release.html
#sudo dnf install libdvdcss
#wget http://www.nosuchhost.net/~cheese/fedora/packages/34/x86_64/libdvdcss-1.4.3-1.fc34.x86_64.rpm
#wget http://www.nosuchhost.net/~cheese/fedora/packages/34/x86_64/cheese-release.html
#sudo dnf install libdvdcss