Update cheatsheets

tldr/git-name-rev

@@ -0,0 +1,41 @@
+---
+syntax: markdown
+tags: [tldr, common]
+source: https://github.com/tldr-pages/tldr.git
+---
+# git name-rev
+
+> Describe a commit using existing ref names.
+> More information: <https://git-scm.com/docs/git-name-rev>.
+
+- Show the name for HEAD:
+
+`git name-rev HEAD`
+
+- Show only the name:
+
+`git name-rev --name-only HEAD`
+
+- Enumerate all matching ref names:
+
+`git name-rev --all`
+
+- Use only tags to name the commit:
+
+`git name-rev --tags HEAD`
+
+- Exit with a non-zero status code instead of printing `undefined` for unknown commits:
+
+`git name-rev --no-undefined {{commit-ish}}`
+
+- Show names for multiple commits:
+
+`git name-rev HEAD~1 HEAD~2 main`
+
+- Restrict names to branch refs:
+
+`git name-rev --refs refs/heads/ {{commit-ish}}`
+
+- Read commit IDs from `stdin`:
+
+`echo "{{commit-ish}}" | git name-rev --annotate-stdin`