go get github.com/xaionaro-go/slowsync
go install github.com/xaionaro-go/slowsync/cmd/slowsync
`go env GOPATH`/bin/slowsync -src-broken-files /tmp/1-brokenfiles.txt -src-filetree-cache /tmp/1.cache /tmp/1 /tmp/2
$ `go env GOPATH`/bin/slowsync
slowsync [options] <dir-from> <dir-to>
$ `go env GOPATH`/bin/slowsync --help
Usage of /home/xaionaro/go/bin/slowsync:
-dry-run
do not copy anything
-dst-filetree-cache string
enables the file tree cache of the destination and set the path where to store it
-src-broken-files string
enables the list of broken files and set the path to it
-src-filetree-cache string
enables the file tree cache of the source and set the path where to store it