$ git clone -n https://src.fedoraproject.org/rpms/vacation.git /var/lib/mock/f40-build-795727-140309/root/chroot_tmpdir/scmroot/vacation
Cloning into '/var/lib/mock/f40-build-795727-140309/root/chroot_tmpdir/scmroot/vacation'...
$ git fetch origin 58e077782bc0c7ac1dfa4d0d7dc9fbef3820493d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/vacation
 * [new ref]         58e077782bc0c7ac1dfa4d0d7dc9fbef3820493d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 58e0777 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild