Git remote using iCloud Back To My Mac

gistfile1.txt

git remote add iMac ssh://[email protected]/~/path/to-repo/

hostname is
$ hostname
iMac.local <- this one without .local

xxxxxxxxx
=========
$ dns-sd -E
Looking for recommended registration domains:
Timestamp     Recommended Registration domain
12:07:46.550  Added     (More)               local
12:07:46.550  Added                          icloud.com
                                             - > btmm
                                             - - > members
                                             - - - > 123456789 <- this number