$ ls -l
total 16
drwxrwxr-x 6 hf hf 4096 Jan  5 14:56 all/
drwxrwxr-x 3 hf hf 4096 Feb 17 10:36 hf.org/
drwxrwxr-x 4 hf hf 4096 Feb 17 09:06 default/
drwxrwxr-x 3 hf hf 4096 Jan 26 11:23 hf-stage.host/
$ ln -s hf.org hf-prod.host
$ svn status
?      hf-prod.host
D      permcopy.sh
M      all/themes/hf/js/ga.js
M      all/themes/hf/page-front.tpl.php
M      all/themes/hf/page.tpl.php
$ svn add hf-prod.host
A         hf-prod.host
$ ls
all/  hf.org/  default/  hf-prod.host@  hf-stage.host/
$ cd ..
[hf@lmnop drupal]$ svn ci hf-prod.host -m "post production deployment tweaks"
svn: Commit failed (details follow):
svn: '/var/www/drupal/hf-prod.host' is not under version control
$