Add Source repositori

Tambahkan source server indonesia
1. /etc/apt/sources.list ==> nano /etc/apt/sources.list
2. matikan semua source yg aktif
3. masukkan source dari

misalnua dari UGM
deb http://repo.ugm.ac.id/ubuntu/ maverick main restricted universe multiverse
deb-src http://repo.ugm.ac.id/ubuntu/ maverick main restricted universe multiverse
deb http://repo.ugm.ac.id/ubuntu/ maverick-updates main restricted universe multiverse
deb-src http://repo.ugm.ac.id/ubuntu/ maverick-updates main restricted universe multiverse
deb http://repo.ugm.ac.id/ubuntu/ maverick-security main restricted universe multiverse
deb-src http://repo.ugm.ac.id/ubuntu/ maverick-security main restricted universe multiverse