(Most? you might have found an ugly ultra-modern one.) That calligraphic style used in the design of those fonts is directly descended from the actual handwritten Ge'ez manuscripts.
Remember those free Ge'ez fonts you downloaded? Note the calligraphic style that is common to all of them. Why is that? Well, over the last two thousand or so years, there have been around 70 different languages written in the Ge'ez script, which we script-jockeys tend to call 'Ethiopic.' The script is called Ge'ez because the language is also called Ge'ez it's the liturgical language of more than one Ethiopian church. You'll probably have an easier time if you search for Ge'ez fonts, and Ethiopic fonts, as well. Well, you know what? Go and download a few free Amharic fonts. typeset the Bible in the Amharic equivalent of Times or Courier