How to link a repository on bitbucket with timeweb?

You have a server. You have a repository on bitbucket. So?
Working with bitbucket and Deplete at TimeWeb using Bitbucket Pipelines

What's the catch?

if we are talking about deployment, then:
1. activating a pipeline , create a bitbucket-pipelines.yml
2. setup rsync deploy to your server , example
rsync --exclude=.git -avz-e "ssh -o StrictHostKeyChecking=no" . user@102.13.93.115:site.dir
3. adding to the timeweb server in /.ssh/authorized_keys the public key from bitbacket