No, there is no way to reset the rate limit. Anyway, I suppose you have reached the 5 duplicated certificates per 7 days so if you add or remove a domain/subdomain from that certificate you could issue a new certificate now. I mean, if you are trying to issue a certificate for
www.domain.tld, you can issue a certificate adding for example
dev.domain.tld to that cert or removing one of the domains/subdomains like
If you need to test the process, there is a staging server that you should use and once you are happy with the process, switch to production to issue your real certs.