public void setImageTag(String imageTag) {
        this.imageTag = imageTag;
    }
<p>
The tag to associate with the image. This parameter is required for images that use the Docker Image Manifest V2
Schema 2 or Open Container Initiative (OCI) formats.
</p>

@param imageTag
       The tag to associate with the image. This parameter is required for images that use the Docker Image
       Manifest V2 Schema 2 or Open Container Initiative (OCI) formats.
aws-java-sdk-ecr/src/main/java/com/amazonaws/services/ecr/model/PutImageRequest.java