apt-cache-policy

Package files:
 100 /var/lib/dpkg/status
     release a=now
  -1 http://archive.raspberrypi.org/debian/ jessie/ui armhf Packages
     release o=Raspberry Pi Foundation,a=stable,n=jessie,l=Raspberry Pi Foundation,c=ui
     origin archive.raspberrypi.org
  -1 http://archive.raspberrypi.org/debian/ jessie/main armhf Packages
     release o=Raspberry Pi Foundation,a=stable,n=jessie,l=Raspberry Pi Foundation,c=main
     origin archive.raspberrypi.org
 500 http://mirrordirector.raspbian.org/raspbian/ wheezy/rpi armhf Packages
     release v=7.0,o=Raspbian,a=oldstable,n=wheezy,l=Raspbian,c=rpi
     origin mirrordirector.raspbian.org
 500 http://mirrordirector.raspbian.org/raspbian/ wheezy/non-free armhf Packages
     release v=7.0,o=Raspbian,a=oldstable,n=wheezy,l=Raspbian,c=non-free
     origin mirrordirector.raspbian.org
 500 http://mirrordirector.raspbian.org/raspbian/ wheezy/contrib armhf Packages
     release v=7.0,o=Raspbian,a=oldstable,n=wheezy,l=Raspbian,c=contrib
     origin mirrordirector.raspbian.org
 500 http://mirrordirector.raspbian.org/raspbian/ wheezy/main armhf Packages
     release v=7.0,o=Raspbian,a=oldstable,n=wheezy,l=Raspbian,c=main
     origin mirrordirector.raspbian.org
  -1 http://mirrordirector.raspbian.org/raspbian/ jessie/rpi armhf Packages
     release o=Raspbian,a=stable,n=jessie,l=Raspbian,c=rpi
     origin mirrordirector.raspbian.org
  -1 http://mirrordirector.raspbian.org/raspbian/ jessie/non-free armhf Packages
     release o=Raspbian,a=stable,n=jessie,l=Raspbian,c=non-free
     origin mirrordirector.raspbian.org
  -1 http://mirrordirector.raspbian.org/raspbian/ jessie/contrib armhf Packages
     release o=Raspbian,a=stable,n=jessie,l=Raspbian,c=contrib
     origin mirrordirector.raspbian.org
  -1 http://mirrordirector.raspbian.org/raspbian/ jessie/main armhf Packages
     release o=Raspbian,a=stable,n=jessie,l=Raspbian,c=main
     origin mirrordirector.raspbian.org