Installing plugins from .tar.gz file, how?

First, thanks for your attention!

I’m trying to install UltraSphinx plugin from svn but unfortunately it’s down. I have a .tar.gz package, how can i install it?

./script/install package.tar.gz - doesn’t work

First, thanks for your attention!

I'm trying to install UltraSphinx plugin from svn but unfortunately it's
down. I have a .tar.gz package, how can i install it?

./script/install package.tar.gz - doesn't work

just decompress it into vendor/plugins/something. Run install.rb if
there is one.

Fred