I would like to have nmbscan available in EPEL. To split the work I can offer co-maintainership.
nmbscan-1.2.6-9.el7 has been submitted as an update for Fedora EPEL 7. https://admin.fedoraproject.org/updates/nmbscan-1.2.6-9.el7
nmbscan-1.2.6-9.el6 has been submitted as an update for Fedora EPEL 6. https://admin.fedoraproject.org/updates/nmbscan-1.2.6-9.el6
nmbscan-1.2.6-9.el6 has been pushed to the Fedora EPEL 6 testing repository.
nmbscan-1.2.6-9.el6 has been pushed to the Fedora EPEL 6 stable repository.
nmbscan-1.2.6-9.el7 has been pushed to the Fedora EPEL 7 stable repository.