public String getSourceRevision() {
        return this.sourceRevision;
    }
<p>
Specifies the revision of the external artifact that was used to automatically sync the Service Catalog product
and create the provisioning artifact. Service Catalog includes this response parameter as a high level field to
the existing <code>ProvisioningArtifactDetail</code> type, which is returned as part of the response for
<code>CreateProduct</code>, <code>UpdateProduct</code>, <code>DescribeProductAsAdmin</code>,
<code>DescribeProvisioningArtifact</code>, <code>ListProvisioningArtifact</code>, and
<code>UpdateProvisioningArticat</code> APIs.
</p>
<p>
This field only exists for Repo-Synced products.
</p>

@return Specifies the revision of the external artifact that was used to automatically sync the Service Catalog
        product and create the provisioning artifact. Service Catalog includes this response parameter as a high
        level field to the existing <code>ProvisioningArtifactDetail</code> type, which is returned as part of
        the response for <code>CreateProduct</code>, <code>UpdateProduct</code>,
        <code>DescribeProductAsAdmin</code>, <code>DescribeProvisioningArtifact</code>,
        <code>ListProvisioningArtifact</code>, and <code>UpdateProvisioningArticat</code> APIs. </p>
        <p>
        This field only exists for Repo-Synced products.
aws-java-sdk-servicecatalog/src/main/java/com/amazonaws/services/servicecatalog/model/ProvisioningArtifactDetail.java