http://www.govpn.info/download/govpn-${release}.tar.xz ($size KiB)
http://www.govpn.info/download/govpn-${release}.tar.xz.sig
http://www.govpn.info/download/govpn-${release}.tar.xz ($size KiB)
http://www.govpn.info/download/govpn-${release}.tar.xz.sig