CREATE TABLE table_49708 ("Exit Date" CLOB, "Pos." CLOB, "Player" CLOB, "To club" CLOB, "Transfer fee" CLOB)

What was the date that a player went to the club Doncaster Rovers?
SELECT "Exit Date" FROM table_49708 WHERE "To club" = 'doncaster rovers'
SELECT "Exit Date" FROM "table_49708" WHERE "To club" = 'doncaster rovers'