$ git clone -n https://src.fedoraproject.org/rpms/cups-pk-helper.git /var/lib/mock/f40-build-2284176-55620/root/chroot_tmpdir/scmroot/cups-pk-helper
Cloning into '/var/lib/mock/f40-build-2284176-55620/root/chroot_tmpdir/scmroot/cups-pk-helper'...
$ git fetch origin d62ee20616e95dd742f253378ceff2eb8602929c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/cups-pk-helper
 * [new ref]         d62ee20616e95dd742f253378ceff2eb8602929c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d62ee20 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild