rsync eliminar archivos antiguos

rsync -avh source/ dest/ --delete

// from https://superuser.com/questions/156664/what-are-the-differences-between-the-rsync-delete-options
// del opts:
 --del                   an alias for --delete-during
 --delete                delete extraneous files from dest dirs
 --delete-before         receiver deletes before transfer (default)
 --delete-during         receiver deletes during xfer, not before
 --delete-delay          find deletions during, delete after
 --delete-after          receiver deletes after transfer, not before
 --delete-excluded       also delete excluded files from dest dirs
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