alan@deep-thought:~⟫ ubuntu-device-flash query --device=mako --list-channels | grep proposed
ubuntu-touch/vivid-proposed-customized-here
ubuntu-touch/devel-proposed-customized-here (alias to ubuntu-touch/vivid-proposed-customized-here)
ubuntu-touch/devel-proposed-customized-generic (alias to ubuntu-touch/utopic-proposed-customized-generic)
ubuntu-touch/devel-proposed/krillin.en
ubuntu-touch/devel-proposed (alias to ubuntu-touch/vivid-proposed)
ubuntu-core/devel-proposed
ubuntu-touch/ubuntu-rtm/14.09-factory-proposed
ubuntu-touch/devel-proposed-customized (alias to ubuntu-touch/utopic-proposed-customized)