er/inmemory)'
DEBUG util.py:444:  No matching package to install: 'golang(github.com/distribution/distribution/v3/registry/storage/driver/middleware)'
DEBUG util.py:444:  No matching package to install: 'golang(github.com/distribution/distribution/v3/registry/storage/driver/middleware/alicdn)'
DEBUG util.py:444:  No matching package to install: 'golang(github.com/distribution/distribution/v3/registry/storage/driver/middleware/cloudfront)'
DEBUG util.py:444:  No matching package to install: 'golang(github.com/distribution/distribution/v3/registry/storage/driver/middleware/redirect)'
DEBUG util.py:444:  No matching package to install: 'golang(github.com/distribution/distribution/v3/registry/storage/driver/oss)'
DEBUG util.py:444:  No matching package to install: 'golang(github.com/distribution/distribution/v3/registry/storage/driver/s3-aws)'
DEBUG util.py:444:  No matching package to install: 'golang(github.com/distribution/distribution/v3/registry/storage/driver/swift)'
DEBUG util.py:444:  No matching package to install: 'golang(github.com/distribution/distribution/v3/registry/storage/driver/testdriver)'
DEBUG util.py:444:  No matching package to install: 'golang(github.com/distribution/distribution/v3/registry/storage/driver/testsuites)'
DEBUG util.py:444:  No matching package to install: 'golang(github.com/distribution/distribution/v3/testutil)'
DEBUG util.py:444:  No matching package to install: 'golang(github.com/distribution/distribution/v3/uuid)'
DEBUG util.py:444:  No matching package to install: 'golang(github.com/distribution/distribution/v3/version)'
DEBUG util.py:444:  Not all dependencies satisfied
DEBUG util.py:444:  Error: Some packages could not be found.
DEBUG util.py:598:  Child return code was: 1
DEBUG util.py:169:  kill orphans
DEBUG util.py:624:  child environment: None
DEBUG util.py:542:  Executing command: ['/bin/umount', '-n', '-l', '/var/lib/mock/f37-build-677717-76268/root/dev/pts'] with env {'TERM': 'vt100', 'SHELL': '/bin/sh', 'HOME': '/builddir', 'HOSTNAME': 'mock', 'PATH': '/usr/bin:/bin:/usr/sbin:/sbin', 'LANG': 'C.UTF-8'} and shell False
DEBUG util.py:598:  Child return code was: 0
DEBUG util.py:624:  child environment: None
DEBUG util.py:542:  Executing command: ['/bin/umount', '-n', '-l', '/var/lib/mock/f37-build-677717-76268/root/dev/shm'] with env {'TERM': 'vt100', 'SHELL': '/bin/sh', 'HOME': '/builddir', 'HOSTNAME': 'mock', 'PATH': '/usr/bin:/bin:/usr/sbin:/sbin', 'LANG': 'C.UTF-8'} and shell False
DEBUG util.py:598:  Child return code was: 0
DEBUG util.py:624:  child environment: None
DEBUG util.py:542:  Executing command: ['/bin/umount', '-n', '-l', '/var/lib/mock/f37-build-677717-76268/root/sys'] with env {'TERM': 'vt100', 'SHELL': '/bin/sh', 'HOME': '/builddir', 'HOSTNAME': 'mock', 'PATH': '/usr/bin:/bin:/usr/sbin:/sbin', 'LANG': 'C.UTF-8'} and shell False
DEBUG util.py:598:  Child return code was: 0
DEBUG util.py:624:  child environment: None
DEBUG util.py:542:  Executing command: ['/bin/umount', '-n', '-l', '/var/lib/mock/f37-build-677717-76268/root/sys'] with env {'TERM': 'vt100', 'SHELL': '/bin/sh', 'HOME': '/builddir', 'HOSTNAME': 'mock', 'PATH': '/usr/bin:/bin:/usr/sbin:/sbin', 'LANG': 'C.UTF-8'} and shell False
DEBUG util.py:598:  Child return code was: 0
DEBUG util.py:624:  child environment: None
DEBUG util.py:542:  Executing command: ['/bin/umount', '-n', '-l', '/var/lib/mock/f37-build-677717-76268/root/proc'] with env {'TERM': 'vt100', 'SHELL': '/bin/sh', 'HOME': '/builddir', 'HOSTNAME': 'mock', 'PATH': '/usr/bin:/bin:/usr/sbin:/sbin', 'LANG': 'C.UTF-8'} and shell False
DEBUG util.py:598:  Child return code was: 0
DEBUG util.py:624:  child environment: None
DEBUG util.py:542:  Executing command: ['/bin/umount', '-n', '-l', '/var/lib/mock/f37-build-677717-76268/root/proc'] with env {'TERM': 'vt100', 'SHELL': '/bin/sh', 'HOME': '/builddir', 'HOSTNAME': 'mock', 'PATH': '/usr/bin:/bin:/usr/sbin:/sbin', 'LANG': 'C.UTF-8'} and shell False
DEBUG util.py:598:  Child return code was: 0