This is an apt repository for Koha and its dependencies.
To add this repository in order to install the current stable release of Koha, add the line
deb http://debian.koha-community.org/koha stable main
to /etc/apt/sources.list.d/koha.list.
For complete instructions on how to use the Koha packages, including how to install the development or previous stable versions of Koha, see https://wiki.koha-community.org/wiki/Debian.