When I run the yum update smeserver-sogo sogo --enablerepo=stephdl,epel,sogo --exclude=perl-Razor-Agent I get the following output
[root@test-server ~]# yum update smeserver-sogo sogo --enablerepo=stephdl,epel,sogo --exclude=perl-Razor-Agent
Loaded plugins: fastestmirror, smeserver
Loading mirror speeds from cached hostfile
* base: ftp.wicks.co.nz
* epel: mirror.iprimus.com.au
* smeaddons: mirror.canada.pialasse.com
* smeextras: mirror.canada.pialasse.com
* smeos: mirror.canada.pialasse.com
* smeupdates: mirror.canada.pialasse.com
* updates: centos.wtl.nsw.au.glomirror.com.au
Setting up Update Process
No Packages marked for Update
[root@test-server ~]#