Define %clean before %files

wpkg-firefox.spec

@@ -33,14 +33,14 @@ mkdir -p %{buildroot}/home/e-smith/files/shares/wpkg/files/softwares/%{package}
 cp -r softwares/* %{buildroot}/home/e-smith/files/shares/wpkg/files/softwares/%{package}/
 cp -r packages/* %{buildroot}/home/e-smith/files/shares/wpkg/files/packages/
 
+%clean
+/bin/rm -rf %{buildroot}
+
 %files
 %defattr(-,root,root)
 %doc CHANGELOG.git
 /home/e-smith/files/shares/wpkg/files/
 
-%clean
-/bin/rm -rf %{buildroot}
-
 %changelog
 * Mon Mar 21 2016 Daniel Berteaud <daniel@firewall-services.com> 45.0.1esr-1
 - Update to 45.0.1esr