$ git clone -n https://src.fedoraproject.org/rpms/nas.git /var/lib/mock/f42-build-3533053-46329/root/chroot_tmpdir/scmroot/nas
Cloning into '/var/lib/mock/f42-build-3533053-46329/root/chroot_tmpdir/scmroot/nas'...
$ git fetch origin ad29dabb655c5576bf18c464c2e6ae4b42c64c17:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/nas
 * [new ref]         ad29dabb655c5576bf18c464c2e6ae4b42c64c17 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ad29dab Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild