Update cheatsheets

git-maintenance

@@ -0,0 +1,29 @@
+---
+syntax: markdown
+tags: [tldr, common]
+source: https://github.com/tldr-pages/tldr.git
+---
+# git-maintenance
+
+> Run tasks to optimize Git repository data.
+> More information: <https://git-scm.com/docs/git-maintenance>.
+
+- Register the current repository in the user's list of repositories to daily have maintenance run:
+
+`git maintenance register`
+
+- Start running maintenance on the current repository:
+
+`git maintenance start`
+
+- Halt the background maintenance schedule for the current repository:
+
+`git maintenance stop`
+
+- Remove the current repository from the user's maintenance repository list:
+
+`git maintenance unregister`
+
+- Run a specific maintenance task on the current repository:
+
+`git maintenance run --task={{commit-graph|gc|incremental-repack|loose-objects|pack-refs|prefetch}}`