D: [iurt_root_command] chroot
/etc/profile: fork: retry: Resource temporarily unavailable
Building target platforms: x86_64
Building for target x86_64
error: Failed to open shell expansion pipe for command: echo $HOME: Resource temporarily unavailable 
  1<    (%)
  0<  (%_topdir)
error: failed to create directory %{_topdir}: : Resource temporarily unavailable
Installing /home/pterjan/rpmbuild/SRPMS/singularity-3.8.7-2.mga10.src.rpm
I: [iurt_root_command] ERROR: chroot