user@host:~/developing$ bst workspace reset --soft hello.bst

[--:--:--][        ][ main:core activity                 ] START   Loading elements
[00:00:00][        ][ main:core activity                 ] SUCCESS Loading elements
[--:--:--][        ][ main:core activity                 ] START   Resolving elements
[00:00:00][        ][ main:core activity                 ] SUCCESS Resolving elements
[--:--:--][        ][ main:core activity                 ] START   Resolving cached state
[00:00:00][        ][ main:core activity                 ] SUCCESS Resolving cached state
[--:--:--][        ][ main:core activity                 ] INFO    Reset workspace state for hello.bst at: /home/user/projects/buildstream/buildstream/doc/examples/developing/workspace_hello