limit numjobs to 64 on aarch64

chromium.spec

@@ -14,14 +14,14 @@
 
 # set default numjobs for the koji build
 %ifarch aarch64
-%global numjobs 8
+%global numjobs 64
 %else
 %global numjobs %{_smp_build_ncpus}
 %endif
 
 # This flag is so I can build things very fast on a giant system.
 # Enabling this in koji causes aarch64 builds to timeout indefinitely.
-%global use_all_cpus 1
+%global use_all_cpus 0
 
 %if %{use_all_cpus}
 %global numjobs %{_smp_build_ncpus}