government bond yields in capm/fama french and other models

I have seen a number of posts that address this but I would like to confirm this information capm= uses long term governments bonds yields or the bond yield that matches the duration of the holding period

fama french/pastor strambough- short term government bonds yields

what does the build up method. i did not see any specification in the cfa textbooks. are there any other models i am missing/need to know?

All cost of equity models barring fama use long term govt bond yields.