Please build perl-Convert-NLS_DATE_FORMAT for epel6.
I've just pushed a build based on current Rawhide, perl-Convert-NLS_DATE_FORMAT-0.05-3.el6.
perl-Convert-NLS_DATE_FORMAT-0.05-3.el6 has been submitted as an update for Fedora EPEL 6. https://admin.fedoraproject.org/updates/perl-Convert-NLS_DATE_FORMAT-0.05-3.el6
perl-Convert-NLS_DATE_FORMAT-0.05-3.el6 has been pushed to the Fedora EPEL 6 testing repository.
perl-Convert-NLS_DATE_FORMAT-0.05-3.el6 has been pushed to the Fedora EPEL 6 stable repository.