All the rumors were true. HTC just officially announced that a Google Edition pure Android version of the HTC One will be coming June 26th. They are calling it the HTC One NEU, which stands for "Nexus User Experience." The device will be priced at $599, and will be available in the United States on GSM networks initially. From the factory the device will run the stock Android 4.2.2.
Here's a link below to the full press release,
Source: HTC One NEU Press Release