svn lock fails if filename contains special character (utf8)

svn lock fails if filename contains special character (utf8)

env
LC_ALL=pl_PL.UTF-8

naox@sv1 [/home/naox]# svn co https://svn.naox.vipserv.org/ test
Pobrano wersję 0.
naox_at_sv1 [/home/naox]# cd test
naox_at_sv1 [/home/naox/test]# touch file1
naox_at_sv1 [/home/naox/test]# touch file2ząb
naox_at_sv1 [/home/naox/test]# svn add file1
A file1
naox_at_sv1 [/home/naox/test]# svn add file2ząb
A file2ząb
naox_at_sv1 [/home/naox/test]# svn commit
Dodawanie file1
Dodawanie file2ząb
Przesyłanie treści pliku..
Committed revision 1.
naox_at_sv1 [/home/naox/test]# svn lock file1
'file1' zablokowane przez użytkownika 'test'.
naox_at_sv1 [/home/naox/test]# svn lock file2ząb
svn: E165001: Failed to start '/home/naox/svn/llo/hooks/pre-lock' hook

Lock would work with this diacritic character in filename if
/home/naox/svn/llo/hooks/pre-lock would not exist. If it exists, even
when empty, it does not work (E165001: Failed to start)
Received on 2012-10-12 00:56:43 CEST