svnlook filesize — Print the size (in bytes) of a versioned file.
Print the file size (in bytes) of the file located
            at PATH_IN_REPOS in the HEAD
            revision of the repository identified
            by REPOS_PATH as a base-10
            integer followed by an end-of-line character.  Use
            the --revision (-r)
            and --transaction (-t)
            options to specify a version of the file other than HEAD
            whose file size you wish to display.