DEBUG util.py:556:    libmpc-1.1.0-4.fc31.riscv64                                                   
DEBUG util.py:556:    libpng-2:1.6.37-2.fc31.riscv64                                                
DEBUG util.py:556:    libstdc++-devel-9.2.1-1.0.riscv64.fc31.riscv64                                
DEBUG util.py:556:    libxcb-1.13.1-3.fc31.riscv64                                                  
DEBUG util.py:556:    libxcrypt-devel-4.4.10-1.fc31.riscv64                                         
DEBUG util.py:556:    lksctp-tools-1.0.16-12.fc31.riscv64                                           
DEBUG util.py:556:    lua-5.3.5-6.fc31.riscv64                                                      
DEBUG util.py:556:    lua-posix-33.3.1-14.fc31.riscv64                                              
DEBUG util.py:556:    nettle-3.5.1-2.fc31.riscv64                                                   
DEBUG util.py:556:    nspr-4.22.0-1.fc31.riscv64                                                    
DEBUG util.py:556:    nss-3.44.1-2.fc31.riscv64                                                     
DEBUG util.py:556:    nss-softokn-3.44.1-2.fc31.riscv64                                             
DEBUG util.py:556:    nss-softokn-freebl-3.44.1-2.fc31.riscv64                                      
DEBUG util.py:556:    nss-sysinit-3.44.1-2.fc31.riscv64                                             
DEBUG util.py:556:    nss-util-3.44.1-2.fc31.riscv64                                                
DEBUG util.py:556:    ttmkfdir-3.0.9-57.fc31.riscv64                                                
DEBUG util.py:556:    tzdata-java-2019b-2.fc31.noarch                                               
DEBUG util.py:556:    xorg-x11-font-utils-1:7.5-42.fc31.riscv64                                     
DEBUG util.py:556:    xorg-x11-fonts-Type1-7.5-23.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 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-116161-34527/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-116161-34527/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-116161-34527/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-116161-34527/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-116161-34527/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