Elektra Vault is a new Live Sports Kodi addon from Supremacy Repository.
It has different servers and a Live events section.
Including a few links to the Conor Mcgregor / Mayweather fight.
If these links stay up and available without the servers crashing it will be a miracle. Still it is one option to check if you have no other options.
Using a good VPN with Kodi is always suggested for privacy and security. If you need a good low cost VPN to use with Kodi Try IPVanish it has multiple worldwide high speed servers with no throttling or logs.
How to Install Elektra Vault Kodi Addon
1… At the top left click the System Settings Icon
2… File Manager
3… On the left click Add Source
4… Click where it says NONE
5… Enter the URL: http://supremacy.org.uk/zip/repo/ and click OK
6… In the next box down name it Supremacy and click OK
7… Double check everything is correct and click OK
8… Go back to the main menu and click Add-ons
9… Click the Add-on Package Installer Icon at the top left
10… Install from zip file
11… A box will pop open select Supremacy
12… Click repository.supremacy-1.1
13… Click repository.supremacy-1.1.zip
14… The top right will popup Installed
15… Click Install from repository
17… Video addons
18… Elektra Vault
After it downloads and installs it will be located from the main menu Video Add-ons