$ git clone -n https://src.fedoraproject.org/rpms/pioneer.git /var/lib/mock/f40-build-803655-144320/root/chroot_tmpdir/scmroot/pioneer
Cloning into '/var/lib/mock/f40-build-803655-144320/root/chroot_tmpdir/scmroot/pioneer'...
$ git fetch origin fc3c57fcc77c64dea261ff46f47ee6a943c6fb93:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/pioneer
 * [new ref]         fc3c57fcc77c64dea261ff46f47ee6a943c6fb93 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at fc3c57f Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild