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