[libgit2-glib] Fix documentation

[Alberto Fanjul <albfan src gnome org>]

commit f745f88af720096ef1a35c77a7e800d5521b561c
Author: Alberto Fanjul <albertofanjul gmail com>
Date:   Thu Dec 23 03:57:13 2021 +0100

    Fix documentation

 libgit2-glib/ggit-repository.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/libgit2-glib/ggit-repository.c b/libgit2-glib/ggit-repository.c
index 1e095c8..f0c151d 100644
--- a/libgit2-glib/ggit-repository.c
+++ b/libgit2-glib/ggit-repository.c
@@ -945,7 +945,7 @@ ggit_repository_set_head (GgitRepository   *repository,
 /**
  * ggit_repository_set_head_detached:
  * @repository: a #GgitRepository.
- * @ref_name: canonical name of the reference HEAD should point to.
+ * @oid: canonical Object id of the Commit the HEAD should point to.
  * @error: a #GError for error reporting, or %NULL.
  *
  * Returns: %TRUE if head was successfully set, %FALSE otherwise.