Man pages matching name sepolicy-network in section 8:

sepolicy-network.8.en	debian 10 / policycoreutils-dev
sepolicy-network.8.en	debian 11 / policycoreutils-dev
sepolicy-network.8.ru	debian 11 / policycoreutils-dev
sepolicy-network.8.en	debian 12 / policycoreutils-dev
sepolicy-network.8.ru	debian 12 / policycoreutils-dev