title: Unable to install git
body: <p>I ran the following commands on linux mint 12 lisa:</p>
  
  <pre><code>1). sudo rm -rf /var/lib/apt/lists/* -vf
  2). sudo apt-get update
  3). sudo apt-get install git
  </code></pre>
  
  <p>I am getting the following error on running 3. That is, installing git:</p>
  
  <pre><code>Reading package lists... Done
  Building dependency tree       
  Reading state information... Done
  E: Unable to locate package git
  </code></pre>
  
  <p>My /etc/apt/sources.list file contains the following content:</p>
  
  <pre><code>deb http://packages.linuxmint.com/ lisa main upstream import
  deb http://archive.ubuntu.com/ubuntu/ oneiric main restricted universe multiverse
  deb http://archive.ubuntu.com/ubuntu/ oneiric-updates main restricted universe multiverse
  deb http://security.ubuntu.com/ubuntu/ oneiric-security main restricted universe multiverse
  deb http://archive.canonical.com/ubuntu/ oneiric partner
  deb http://packages.medibuntu.org/ oneiric free non-free
  
  # deb http://archive.getdeb.net/ubuntu oneiric-getdeb apps
  # deb http://archive.getdeb.net/ubuntu oneiric-getdeb games
  </code></pre>
  
  <p>sudo apt-get upgrade shows the following:</p>
  
  <pre><code>Reading package lists... Done
  Building dependency tree       
  Reading state information... Done
  0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
  </code></pre>