affected are the following ebuilds net-mail/mu-0.9.9.6:SRC_URI=https://github.com/djcb/mu/archive/v0.9.9.6.tar.gz -> mu-0.9.9.6.tar.gz doc? ( https://mu0.googlecode.com/files/mu4e-manual-0.9.9.5.pdf ) net-mail/mu-0.9.9:SRC_URI=https://mu0.googlecode.com/files/mu-0.9.9.tar.gz doc? ( https://mu0.googlecode.com/files/mu4e-manual-0.9.9.pdf ) net-mail/mu-0.9.9.5:SRC_URI=https://mu0.googlecode.com/files/mu-0.9.9.5.tar.gz doc? ( https://mu0.googlecode.com/files/mu4e-manual-0.9.9.5.pdf )
I updated it to the google code archive url.