There is an error when I try to upload my site from template from github

I’m trying to deploy a site template and there is something wrong with the github connection. The error is:

1:33:39 PM: Fetching cached dependencies

1:33:39 PM: Failed to fetch cache, continuing with build

1:33:39 PM: Starting to prepare the repo for build

1:33:39 PM: User git error while checking for ref refs/heads/main

1:33:40 PM: Failing build: Failed to prepare repo

1:33:40 PM: Failed during stage ‘preparing repo’: error checking for ref: : Host key verification failed.
fatal: Could not read from remote repository.

Please make sure you have the correct access rights
and the repository exists.
: exit status 128

1:33:40 PM: Finished processing build request in 749ms

Can someone help me?

No duplicates please: