deb http://MIRROR/ubuntu lucid main restricted universe
deb-src http://MIRROR/ubuntu lucid main restricted universe
deb http://MIRROR/ubuntu lucid-updates main restricted universe
deb-src http://MIRROR/ubuntu lucid-updates main restricted universe
deb http://MIRROR/ubuntu-security lucid-security main restricted universe
deb-src http://MIRROR/ubuntu-security lucid-security main restricted universe