private static void SetupDevBranch(Repository repository, string branchName, string masterName, Signature author)
{
Log("Setting Up Dev Branch");
var branch = repository.AddGetBranch(branchName,masterName,track:true);
CheckoutOptions options = new CheckoutOptions();
options.CheckoutModifiers = CheckoutModifiers.Force;
repository.TryCheckout(branch, true);
Log("Checked out Dev Branch");
}