# Functions
NewLocalGitRunner returns a new GitRunner for a local package.
NewUpstreamGitRunner returns a new GitRunner for an upstream package.
# Constants
RepoCacheDirEnv is the name of the environment variable that controls the cache directory for remote repos.
# Variables
DefaultRef returns the DefaultRef to "master" if master branch exists in remote repository, falls back to "main" if master branch doesn't exist Making it a var so that it can be overridden for local testing.