[root@bogon ~]# rpmdev-setuptree
[root@bogon ~]# ll rpmbuild/
total 0
drwxr-xr-x 2 root root 6 Jan  8 04:21 BUILD
drwxr-xr-x 2 root root 6 Jan  8 04:21 RPMS
drwxr-xr-x 2 root root 6 Jan  8 04:21 SOURCES
drwxr-xr-x 2 root root 6 Jan  8 04:21 SPECS
drwxr-xr-x 2 root root 6 Jan  8 04:21 SRPMS