DEBUG util.py:556:    kernel-headers-5.3.0-0.rc6.git0.1.1.riscv64.fc31.riscv64                      
DEBUG util.py:556:    libICE-1.0.10-2.fc31.riscv64                                                  
DEBUG util.py:556:    libSM-1.2.3-4.fc31.riscv64                                                    
DEBUG util.py:556:    libX11-1.6.8-3.fc31.riscv64                                                   
DEBUG util.py:556:    libX11-common-1.6.8-3.fc31.noarch                                             
DEBUG util.py:556:    libX11-devel-1.6.8-3.fc31.riscv64                                             
DEBUG util.py:556:    libX11-xcb-1.6.8-3.fc31.riscv64                                               
DEBUG util.py:556:    libXau-1.0.9-2.fc31.riscv64                                                   
DEBUG util.py:556:    libXau-devel-1.0.9-2.fc31.riscv64                                             
DEBUG util.py:556:    libXext-1.3.4-2.fc31.riscv64                                                  
DEBUG util.py:556:    libXpm-3.5.12-10.fc31.riscv64                                                 
DEBUG util.py:556:    libXt-1.1.5-12.20190424gitba4ec9376.fc31.riscv64                              
DEBUG util.py:556:    libatomic-9.1.1-2.0.riscv64.fc31.riscv64                                      
DEBUG util.py:556:    libmpc-1.1.0-4.fc31.riscv64                                                   
DEBUG util.py:556:    libxcb-1.13.1-3.fc31.riscv64                                                  
DEBUG util.py:556:    libxcb-devel-1.13.1-3.fc31.riscv64                                            
DEBUG util.py:556:    libxcrypt-devel-4.4.7-1.fc31.riscv64                                          
DEBUG util.py:556:    xorg-x11-proto-devel-2019.1-2.fc31.noarch                                     
DEBUG util.py:556:  Complete!
DEBUG util.py:698:  Child return code was: 0
DEBUG util.py:717:  child environment: None
DEBUG util.py:389:  Unsharing. Flags: 134217728
DEBUG backend.py:530:  Copying packages to result dir
DEBUG util.py:292:  kill orphans
DEBUG util.py:717:  child environment: None
DEBUG util.py:643:  Executing command: ['/bin/umount', '-n', '/var/lib/mock/f31-build-100504-33258/root/proc/filesystems'] with env {'TERM': 'vt100', 'SHELL': '/bin/sh', 'HOME': '/builddir', 'HOSTNAME': 'mock', 'PATH': '/usr/bin:/bin:/usr/sbin:/sbin', 'LANG': 'en_US.UTF-8'} and shell False
DEBUG util.py:698:  Child return code was: 0
DEBUG util.py:717:  child environment: None
DEBUG util.py:643:  Executing command: ['/bin/umount', '-n', '-l', '/var/lib/mock/f31-build-100504-33258/root/dev/pts'] with env {'TERM': 'vt100', 'SHELL': '/bin/sh', 'HOME': '/builddir', 'HOSTNAME': 'mock', 'PATH': '/usr/bin:/bin:/usr/sbin:/sbin', 'LANG': 'en_US.UTF-8'} and shell False
DEBUG util.py:698:  Child return code was: 0
DEBUG util.py:717:  child environment: None
DEBUG util.py:643:  Executing command: ['/bin/umount', '-n', '-l', '/var/lib/mock/f31-build-100504-33258/root/dev/shm'] with env {'TERM': 'vt100', 'SHELL': '/bin/sh', 'HOME': '/builddir', 'HOSTNAME': 'mock', 'PATH': '/usr/bin:/bin:/usr/sbin:/sbin', 'LANG': 'en_US.UTF-8'} and shell False
DEBUG util.py:698:  Child return code was: 0
DEBUG util.py:717:  child environment: None
DEBUG util.py:643:  Executing command: ['/bin/umount', '-n', '-l', '/var/lib/mock/f31-build-100504-33258/root/sys'] with env {'TERM': 'vt100', 'SHELL': '/bin/sh', 'HOME': '/builddir', 'HOSTNAME': 'mock', 'PATH': '/usr/bin:/bin:/usr/sbin:/sbin', 'LANG': 'en_US.UTF-8'} and shell False
DEBUG util.py:698:  Child return code was: 0
DEBUG util.py:717:  child environment: None
DEBUG util.py:643:  Executing command: ['/bin/umount', '-n', '-l', '/var/lib/mock/f31-build-100504-33258/root/proc'] with env {'TERM': 'vt100', 'SHELL': '/bin/sh', 'HOME': '/builddir', 'HOSTNAME': 'mock', 'PATH': '/usr/bin:/bin:/usr/sbin:/sbin', 'LANG': 'en_US.UTF-8'} and shell False
DEBUG util.py:698:  Child return code was: 0