@example
$ [fetch|wget] http://www.nncpgo.org/download/nncp-@value{VERSION}.tar.xz
-$ [fetch|wget] http://www.nncpgo.org/download/nncp-@value{VERSION}.tar.xz.sig
-$ gpg --verify nncp-@value{VERSION}.tar.xz.sig nncp-@value{VERSION}.tar.xz
+$ [fetch|wget] http://www.nncpgo.org/download/nncp-@value{VERSION}.tar.xz.asc
+$ gpg --verify nncp-@value{VERSION}.tar.xz.asc nncp-@value{VERSION}.tar.xz
$ xz --decompress --stdout nncp-@value{VERSION}.tar.xz | tar xf -
$ cd nncp-@value{VERSION}
$ redo all