Looks like there's no method of deleting VCS credentials from Ocelot
vagrant@ocelot:~/go/src/github.com/level11consulting/ocelot$ ocelot creds vcs
Usage: ocelot creds vcs <subcommand> [options] [args]
This command has subcommands for interacting with Ocelot's VCS cred store.
The VCS cred store is what drives what code repositories are watched by Ocelot.
Create credential set to trigger your account to be watched by ocelot
$ ocelot creds vcs add
List VCS accounts that are tracked by Ocelot
$ ocelot creds vcs list
For more examples, ask for subcommand help or view the documentation.
Subcommands:
add Add credentials or a set of them
list List all credentials used for tracking repositories to build
Looks like there's no method of deleting VCS credentials from Ocelot
This should definitely be supported.