git-restore: add page (#3247)

pages/common/git-restore.md

@@ -0,0 +1,17 @@
+# git restore
+
+> Restore working tree files. Requires git version 2.23+.
+> See also `git checkout`.
+> More information: <https://git-scm.com/docs/git-restore/>.
+
+- Restore a deleted file from the contents of the current commit (HEAD):
+
+`git restore {{path/to/file}}`
+
+- Restore a file to a version from a different commit:
+
+`git restore --source {{commit}} {{path/to/file}}`
+
+- Undo any uncommitted changes to tracked files, reverting to the current HEAD:
+
+`git restore .`