prezto/modules/pacman/functions/pacman-list-explicit

#
# Lists explicitly installed Pacman packages.
#
# Authors:
#   Benjamin Boudreau <dreurmail@gmail.com>
#   Sorin Ionescu <sorin.ionescu@gmail.com>
#

sudo pacman --query --explicit --info \
  $(pacman --query --upgrades | cut -d' ' -f 1) \
  | awk '
      BEGIN {
        FS=":"
      }
      /^Name/ {
        print $2
      }
      /^Description/ {
        print $2
      }
    '