/usr/bin/git clone --mirror -n file:///home/nexus/buildstream/tmp/test_cache_size_roundtrip0/repos/test.bst /home/nexus/buildstream/tmp/test_cache_size_roundtrip0/cache/sources/git/tmpxv53fyid
        Cloning into bare repository '/home/nexus/buildstream/tmp/test_cache_size_roundtrip0/cache/sources/git/tmpxv53fyid'...
        [00:00:00] FAILURE test.bst: git source at test.bst [line 5 column 2]: Failed to move cloned git repository file:///home/nexus/buildstream/tmp/test_cache_size_roundtrip0/repos/test.bst from '/home/nexus/buildstream/tmp/test_cache_size_roundtrip0/cache/sources/git/tmpxv53fyid' to '/home/nexus/buildstream/tmp/test_cache_size_roundtrip0/cache/sources/git/file____home_nexus_buildstream_tmp_test_cache_size_roundtrip0_repos_test_bst': [Errno 13] Permission denied: '/home/nexus/buildstream/tmp/test_cache_size_roundtrip0/cache/sources/git/tmpxv53fyid' -> '/home/nexus/buildstream/tmp/test_cache_size_roundtrip0/cache/sources/git/file____home_nexus_buildstream_tmp_test_cache_size_roundtrip0_repos_test_bst'