$ git clone -n https://src.fedoraproject.org/rpms/ghc-these.git /var/lib/mock/f40-build-2286646-55715/root/chroot_tmpdir/scmroot/ghc-these
Cloning into '/var/lib/mock/f40-build-2286646-55715/root/chroot_tmpdir/scmroot/ghc-these'...
$ git fetch origin 4ce19c1edf176c23eb18ca30cc8913eeefbb5e2b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-these
 * [new ref]         4ce19c1edf176c23eb18ca30cc8913eeefbb5e2b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4ce19c1 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild