$ git clone -n https://src.fedoraproject.org/rpms/ghc9.8.git /var/lib/mock/f40-build-2292456-56138/root/chroot_tmpdir/scmroot/ghc9.8
Cloning into '/var/lib/mock/f40-build-2292456-56138/root/chroot_tmpdir/scmroot/ghc9.8'...
$ git fetch origin 93cae2e893fb859021dd55ead49aa346095075e3:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc9.8
 * [new ref]         93cae2e893fb859021dd55ead49aa346095075e3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 93cae2e currently no autoconf patches