$ git clone -n https://src.fedoraproject.org/rpms/kf6-kjobwidgets.git /var/lib/mock/f42-build-867857-175840/root/chroot_tmpdir/scmroot/kf6-kjobwidgets
Cloning into '/var/lib/mock/f42-build-867857-175840/root/chroot_tmpdir/scmroot/kf6-kjobwidgets'...
$ git fetch origin 2ac0ac1ced9cfac57f014755c39d7283ac98c2d2:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf6-kjobwidgets
 * [new ref]         2ac0ac1ced9cfac57f014755c39d7283ac98c2d2 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2ac0ac1 Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild