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fix(git): create branches from the commit an annotated tag points to #4943

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jayhemnani9910 wants to merge 2 commits into from
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fix(git): create branches from the commit an annotated tag points to #4943

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75ca8aa
fix(git): create branches from the commit an annotated tag points to
jayhemnani9910 Oct 1, 2026
207e336
test(git): give the annotated tag test a committer identity
jayhemnani9910 Oct 2, 2026
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2 changes: 1 addition & 1 deletion src/git/src/mcp_server_git/server.py
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Original file line number Diff line number Diff line change
Expand Up @@ -191,7 +191,7 @@ def git_create_branch(repo: git.Repo, branch_name: str, base_branch: str | None
else:
base = repo.active_branch

repo.create_head(branch_name, base)
repo.create_head(branch_name, base.commit.hexsha)
return f"Created branch '{branch_name}' from '{base.name}'"

def git_checkout(repo: git.Repo, branch_name: str) -> str:
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12 changes: 12 additions & 0 deletions src/git/tests/test_server.py
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Expand Up @@ -270,6 +270,18 @@ def test_git_show(test_repository):
assert "show test commit" in result
assert "show_test.txt" in result

def test_git_create_branch_from_annotated_tag(test_repository):
with test_repository.config_writer() as config:
config.set_value("user", "name", "Test User")
config.set_value("user", "email", "test@example.com")
test_repository.create_tag("v1", message="release v1")

git_create_branch(test_repository, "from-tag", "v1")

branch = test_repository.heads["from-tag"]
assert branch.object.type == "commit"
assert branch.commit == test_repository.tags["v1"].commit

def test_git_show_initial_commit(test_repository):
initial_commit = list(test_repository.iter_commits())[-1]

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