[Users] Claws 3.15.1 on Fedora - dirty

[Ralf Mardorf]

When running

  git clone git://git.claws-mail.org/claws.git
  cd claws/

with or without

  git checkout 1234567

the build doesn't contain the suffix "dirty".

If you next time just do a

  git pull --all

then the suffix "dirty" is added.