public void setBranchName(String branchName) {
        this.branchName = branchName;
    }
<p>
The name of the code repository branch that holds the code that's deployed in Proton. <i>Don't</i> include this
parameter if your service template <i>doesn't</i> include a service pipeline.
</p>

@param branchName
       The name of the code repository branch that holds the code that's deployed in Proton. <i>Don't</i> include
       this parameter if your service template <i>doesn't</i> include a service pipeline.
aws-java-sdk-proton/src/main/java/com/amazonaws/services/proton/model/CreateServiceRequest.java