$ git clone -n https://src.fedoraproject.org/rpms/pipenightdreams.git /var/lib/mock/f40-build-2023536-46911/root/chroot_tmpdir/scmroot/pipenightdreams
Cloning into '/var/lib/mock/f40-build-2023536-46911/root/chroot_tmpdir/scmroot/pipenightdreams'...
$ git fetch origin 7e2d9dca55fc0a980f6fc8e1e5d39be0888550bc:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/pipenightdreams
 * [new ref]         7e2d9dca55fc0a980f6fc8e1e5d39be0888550bc -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7e2d9dc Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild