$ git clone -n https://src.fedoraproject.org/rpms/kf6-kwidgetsaddons.git /var/lib/mock/f42-build-867685-175757/root/chroot_tmpdir/scmroot/kf6-kwidgetsaddons
Cloning into '/var/lib/mock/f42-build-867685-175757/root/chroot_tmpdir/scmroot/kf6-kwidgetsaddons'...
$ git fetch origin 6bc122df586af8b0348b41c7e862c07de89c4090:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf6-kwidgetsaddons
 * [new ref]         6bc122df586af8b0348b41c7e862c07de89c4090 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6bc122d Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild