Snapshot gcc-9-20210115 is now available on
  https://gcc.gnu.org/pub/gcc/snapshots/9-20210115/
and on various mirrors, see http://gcc.gnu.org/mirrors.html for details.

This snapshot has been generated from the GCC 9 git branch
with the following options: git://gcc.gnu.org/git/gcc.git branch releases/gcc-9 revision 669f3c7bc022388ada90b8560f64486cf5a94394

You'll find:

 gcc-9-20210115.tar.xz                Complete GCC

  SHA256=7056716b988ccc92785e4cd0f4d3e92bcfbeb4ae3ce4bff64b66deb1f7e84a6d
  SHA1=42e0bf4f9f5833d88f56d7c4d22a41b8f3f551cd

Diffs from 9-20210108 are available in the diffs/ subdirectory.

When a particular snapshot is ready for public consumption the LATEST-9
link is updated and a message is sent to the gcc list.  Please do not use
a snapshot before it has been announced that way.