Attempting to install current folks-devel in Rawhide fails because the telepathy-glib dependency is missing.
The packaging for folks may need to be updated to remove the telepathy-glib dependency if it has been removed from Rawhide.
> dnf install -y folks-devel
> Last metadata expiration check: 0:03:34 ago on Tue Aug 13 21:39:14 2019.
> Problem: conflicting requests
> - nothing provides pkgconfig(telepathy-glib) >= 0.19.9 needed by folks-devel-> 1:0.13.1-2.fc31.i686
> - nothing provides pkgconfig(telepathy-glib) >= 0.19.9 needed by folks-devel-1:0.13.1-2.fc31.x86_64
> (try to add '--skip-broken' to skip uninstallable packages)