Sokolov blog

find -name ".svn" -type d -print | xargs rm -rf {}

Репозиторий целиком:
// in source repo
svnadmin dump . > mydumpfilename
// in destination repo
svnadmin load . < mydumpfilename --parent-dir some/sub/directory

Отдельный каталог
// in source repo
svnadmin dump . > mydumpfilename
// in destination repo
svndumpfilter include source/sub/dir < mydumpfilename | svnadmin load . --parent-dir destination/sub/dir