|Git tree|@git_tree@|@"uuid"@ must be the UUID of an Arvados-hosted git repository.
@"commit"@ must be a full 40-character commit hash.
@"path"@, if provided, must be "/".
-At container startup, the target path will have the source tree indicated by the given commit. The @.git@ metadata directory _will not_ be available.
-If @"writable"@ is true, the target directory will be writable. Any changes will be discarded when the container exits.|<pre><code>{
+At container startup, the target path will have the source tree indicated by the given commit. The @.git@ metadata directory _will not_ be available.|<pre><code>{
"kind":"git_tree",
"uuid":"zzzzz-s0uqq-xxxxxxxxxxxxxxx",
"commit":"f315c59f90934cccae6381e72bba59d27ba42099"