From the top level MAINTAINERS file:
dejagnu/
Send all patches to:
http://www.gnu.org/software/dejagnu/
mail:bug-dejagnu@gnu.org
For changes to the local repostory, send them to
gdb-patches@sources.redhat.com when generic; and sid@,
binutils@, gcc@, etc. for sub-components.
It is close to the master.
Andrew