Not really, just follow the links on [1], download an image and flash it to a microSD[HC|XC] card, or use JumpDrive [2] to write it to eMMC.

[1]: https://wiki.pine64.org/index.php?title=PinePhone_Software_R...

[2]: https://wiki.pine64.org/index.php?title=PinePhone_Software_R...