$ git clone -n https://src.fedoraproject.org/rpms/dymo-cups-drivers.git /var/lib/mock/f42-build-3272643-41307/root/chroot_tmpdir/scmroot/dymo-cups-drivers
Cloning into '/var/lib/mock/f42-build-3272643-41307/root/chroot_tmpdir/scmroot/dymo-cups-drivers'...
$ git fetch origin 3e4f30aced5557ce21cc6a1ec481604441decc42:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/dymo-cups-drivers
 * [new ref]         3e4f30aced5557ce21cc6a1ec481604441decc42 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3e4f30a Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild