$ git clone -n https://src.fedoraproject.org/rpms/festival.git /var/lib/mock/f42-build-side-1-3498252-45962/root/chroot_tmpdir/scmroot/festival
Cloning into '/var/lib/mock/f42-build-side-1-3498252-45962/root/chroot_tmpdir/scmroot/festival'...
$ git fetch origin 89493b17e1fc72a8863ad50d4263b6597cc02140:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/festival
 * [new ref]         89493b17e1fc72a8863ad50d4263b6597cc02140 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 89493b1 Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild