checkout remote branch, create local branch if it doesn't exist.

Clone a git repo into a local directory.

Add all modified files to index, and commit.

create branch (does not checkout).

github will automatically create merge commits for PRs against the default branch (usually master/main) this function will fetch a github PR merge commit mapped to a local branch, and then checkout that branch.

Get the nearest tag on branch.

https://github.com/go-git/go-git/issues/36.

push local branch and tag to remote repository remoteUrl should include embededd username and password, but can also use ssh credentials.