incorrect-fsf-address:
In all cases, upstream should be informed about this. This is the only requirement with respect to this error. The license file, usually COPYING, must not be patched for legal reasons. Other files can be patched if deemed suitable. The updated GPL 2.0 license (the usual case) with correct address is at GPL-2.0.txt [http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt].
rpmlint gives me: xfce4-hamster-plugin-debuginfo.x86_64: E: incorrect-fsf-address /usr/src/debug/xfce4-hamster-plugin-1.1/panel-plugin/plugin.c xfce4-hamster-plugin-debuginfo.x86_64: E: incorrect-fsf-address /usr/src/debug/xfce4-hamster-plugin-1.1/panel-plugin/button.h
incorrect-fsf-address: In all cases, upstream should be informed about this. This is the only requirement with respect to this error. The license file, usually COPYING, must not be patched for legal reasons. Other files can be patched if deemed suitable. The updated GPL 2.0 license (the usual case) with correct address is at GPL-2.0.txt [http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt].
see also: https://bugzilla.redhat.com/show_bug.cgi?id=700095