>>> Starting rsync with rsync://64.127.121.98/gentoo-portage...
>>> Checking server timestamp ...
rsync: --filter=H_**/files/digest-*: unknown option
rsync error: syntax or usage error (code 1) at main.c(1013)

!!! Rsync has reported that there is a syntax error. Please ensure
!!! that your SYNC statement is proper.
!!! SYNC=rsync://rsync.gentoo.org/gentoo-portage