Changes since 2.12.0:

• Fixed error extracting ports synced with rsync on systems with an
  older version of tar. (#73467, jmr in cf8e6d5)

• Fixed port upgrade not respecting the -p option.
  (#73472, jmr in c81f3d6)

• Enabled signature verification for the daily tarball, now that a
  signature is being published for it. (jmr in a472c5a)

• Enabled threaded fetching for port mirror. (jmr in be806ac)