thanks for the answer gchen, but that doesn’t seem to be my case.
I’ve just modified the file, and both size and time were modified locally, then I run the restore command again
# duplicacy -v -log restore -r 108 etc/apt/sources.list
2019-05-22 19:42:45.687 INFO REPOSITORY_SET Repository set to /
2019-05-22 19:42:45.687 INFO STORAGE_SET Storage set to gcd://Duplicacy/AStorage
2019-05-22 19:42:49.429 TRACE CONFIG_ITERATIONS Using 16384 iterations for key derivation
2019-05-22 19:42:49.685 TRACE RESTORE_PATTERN etc/apt/sources.list
2019-05-22 19:43:05.165 INFO SNAPSHOT_FILTER Loaded 6 include/exclude pattern(s)
2019-05-22 19:43:05.165 TRACE SNAPSHOT_PATTERN Pattern: -proc/*
2019-05-22 19:43:05.165 TRACE SNAPSHOT_PATTERN Pattern: -run/*
2019-05-22 19:43:05.165 TRACE SNAPSHOT_PATTERN Pattern: -dev/*
2019-05-22 19:43:05.165 TRACE SNAPSHOT_PATTERN Pattern: -sys/*
2019-05-22 19:43:05.165 TRACE SNAPSHOT_PATTERN Pattern: -tmp/*
2019-05-22 19:43:05.165 TRACE SNAPSHOT_PATTERN Pattern: -var/lib/docker/*
2019-05-22 19:44:55.942 INFO RESTORE_START Restoring / to revision 108
2019-05-22 19:44:56.196 INFO RESTORE_END Restored / to revision 108
2019-05-22 19:44:56.196 INFO RESTORE_STATS Total running time: 00:02:07
no other output, file was not restored
# duplicacy -v -log history -hash -r 108 etc/apt/sources.list
2019-05-22 19:48:47.142 INFO REPOSITORY_SET Repository set to /
2019-05-22 19:48:47.142 INFO STORAGE_SET Storage set to gcd://Duplicacy/AStorage
2019-05-22 19:48:49.490 TRACE CONFIG_ITERATIONS Using 16384 iterations for key derivation
2019-05-22 19:48:56.552 INFO SNAPSHOT_HISTORY 108: 774 2019-04-26 07:21:21 ef73cc97b838e8f21d9c24bc750c58e54417318875ad7960e7b7326de4372424 etc/apt/sources.list
2019-05-22 19:48:56.552 INFO SNAPSHOT_HISTORY current: 705 2019-05-22 19:48:22 cda428d5f14b93cc0f975f6d4e5ea9f4d4a2db2a231ed067e8b9ee8f98bd9053 etc/apt/sources.list*