The path has been encoded by urllib.parse.quote(), so decode it back for ssh.
Fixed when fetch from PREMIRRORS via ssh:
$ bitbake bonnie++ libsigc++-2.0 -cfetch
scp: /path/to/downloads/libsigc%2B%2B-2.10.7.tar.xz: No such file or directory
(Bitbake rev: c1c8fc678eb4783cea3974328a5fa8d1b79f1266)
Signed-off-by: Robert Yang <liezhi.yang@windriver.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>