I don't think it's possible. You'd have to ask on the subversion mailing list about this, since that is done in the svn library, not TSVN itself. Also, see here: https://svn.haxx.se/dev/archive-2013-07/0107.shtml
-- You received this message because you are subscribed to the Google Groups "TortoiseSVN" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/tortoisesvn/3e4fd928-f79d-41fd-862f-f94681af11c3%40googlegroups.com.
