cobbler repo add --mirror=url --name=string --arch=string

cobbler repo add --mirror=http://packages.fwbuilder.org/rpm/stable/rhel-6-x86_64 --arch=x86_64 --name=fwbuilder-6-x84_64 && \
cobbler repo add --mirror=http://packages.fwbuilder.org/rpm/stable/rhel-6-i686 --arch=i386 --name=fwbuilder-6-i386 && \
cobbler repo add --mirror=http://apt.sw.be/redhat/el6/en/x86_64/rpmforge --arch=x86_64 --name=rmpforge-6-x84_64 && \
cobbler repo add --mirror=http://apt.sw.be/redhat/el6/en/i386/rpmforge --arch=i386 --name=rmpforge-6-i386

cobbler reposync --only="fwbuilder-6-x84_64" && \
cobbler reposync --only="fwbuilder-6-i386" && \
cobbler reposync --only="rmpforge-6-x84_64" && \
cobbler reposync --only="rmpforge-6-i386"