Glossary

local
A local ostree repository is stored in Pulp’s content storage location.
storage
The local ostree repository used for content storage.
remote
A remote repository is external to Pulp and is identified by its URL.
remote_id
Uniquely identifies an external ostree repository. It is the digest of its URL.
digest
A SHA256 HEX digest of an object.
refs

The references section of an ostree repository defines branches and commit (hash) that defines the branch head:

-rw-rw-r--   1 root pulp  124 Sep 11 15:25 config
drwxrwxr-x   1 root pulp 4096 Aug 27 16:02 objects
drwxrwxr-x   4 root pulp 4096 Aug 27 15:55 refs  <------------- HERE
drwxrwxr-x   2 root pulp 4096 Aug 27 15:55 remote-cache
drwxrwxr-x   2 root pulp 4096 Sep  2 13:04 tmp
drwxrwxr-x   2 root pulp 4096 Aug 27 15:55 uncompressed-objects-cache
tree
An named ostree branch
branch
A specific version of a filesystem tree.
snapshot
After all branches have been pulled during repository synchronization with a remote, a unit is created containing the refs.