$ git clone -n https://src.fedoraproject.org/rpms/fityk.git /var/lib/mock/f40-build-1996447-44016/root/chroot_tmpdir/scmroot/fityk
Cloning into '/var/lib/mock/f40-build-1996447-44016/root/chroot_tmpdir/scmroot/fityk'...
$ git fetch origin 25a19b25eb760419c1139a8fc0bf0dc27f90bda6:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/fityk
 * [new ref]         25a19b25eb760419c1139a8fc0bf0dc27f90bda6 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 25a19b2 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild