see server:proxy / leafnode which is devel package for openSUSE:Factory
package server:mail / leafnode
The diff call for /source/server:mail/leafnode?cmd=diff&expand=1&filelimit=0&rev=0&view=xml failed: package 'leafnode' does not exist
There's nothing to be done right now
Open Build Service (OBS) is an openSUSE project.