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А так?

Код:

SETLOCAL EnableDelayedExpansion
for /f %%i in ('dir /b/s/ad "%~dp0SP1rc2\" ^| findstr /i ".*ru-ru.* .*en-us.*"') do (
   set "d=%%i"
   xcopy /q/s/y/r/h "!d!" "!d:%~dp0SP1rc2\=%~dp0LANG\!\"
   )
xcopy /q/s/y/r/h "%~dp0SP1rc2\*ru-ru*" "%~dp0LANG\"
xcopy /q/s/y/r/h "%~dp0SP1rc2\*en-us*" "%~dp0LANG\"