• mactex is not there yet, but pre-relaeses are.

  • you can install the package from this script, or more simply

    wget http://ctan.ijs.si/mirror/tlpretest/mactex-2013.pkg # pre-release of TexLive 2013
    sudo installer -pkg mactex-2013.pkg -target /
    
  • to update your resource location to update packages, use

    sudo tlmgr option location  http://ftp.math.utah.edu/pub/texlive/tlpretest/
    
  • to upgrade

    sudo tlmgr update --self
    sudo tlmgr update --all