public Builder mergeSourceFetchOptions(com.google.cloud.video.stitcher.v1.FetchOptions value) {
      if (sourceFetchOptionsBuilder_ == null) {
        if (((bitField0_ & 0x00000020) != 0)
            && sourceFetchOptions_ != null
            && sourceFetchOptions_
                != com.google.cloud.video.stitcher.v1.FetchOptions.getDefaultInstance()) {
          getSourceFetchOptionsBuilder().mergeFrom(value);
        } else {
          sourceFetchOptions_ = value;
        }
      } else {
        sourceFetchOptionsBuilder_.mergeFrom(value);
      }
      if (sourceFetchOptions_ != null) {
        bitField0_ |= 0x00000020;
        onChanged();
      }
      return this;
    }
<pre>
Options for fetching source manifests and segments.
</pre>

<code>.google.cloud.video.stitcher.v1.FetchOptions source_fetch_options = 8;</code>
java-video-stitcher/proto-google-cloud-video-stitcher-v1/src/main/java/com/google/cloud/video/stitcher/v1/VodConfig.java