emerge-webrsync can't handle rsync mirror defined in make.conf by GENTOO_MIRRORS variable. When changed protocol to http it works good. output: Fetching most recent snapshot ... Trying to retrieve 20160102 snapshot from rsync://localhost/gentoo ... Fetching file portage-20160102.tar.xz.md5sum ... Fetching file portage-20160102.tar.bz2.md5sum ... Fetching file portage-20160102.tar.gz.md5sum ... 20160102 snapshot was not found Trying to retrieve 20160101 snapshot from rsync://localhost/gentoo ... Fetching file portage-20160101.tar.xz.md5sum ... Fetching file portage-20160101.tar.bz2.md5sum ... Fetching file portage-20160101.tar.gz.md5sum ... 20160101 snapshot was not found And I've also tried if it's not only because of the local mirror: Fetching most recent snapshot ... Trying to retrieve 20160102 snapshot from rsync://mirrors.nic.cz/gentoo-distfiles ... Fetching file portage-20160102.tar.xz.md5sum ... Fetching file portage-20160102.tar.bz2.md5sum ... Fetching file portage-20160102.tar.gz.md5sum ... 20160102 snapshot was not found Trying to retrieve 20160101 snapshot from rsync://mirrors.nic.cz/gentoo-distfiles ... Fetching file portage-20160101.tar.xz.md5sum ... Fetching file portage-20160101.tar.bz2.md5sum ... Fetching file portage-20160101.tar.gz.md5sum ... 20160101 snapshot was not found