ref-manual/variables.rst: link *MIRRORS definitions to the BitBake manual

Those are defined in BitBake documented, and would be better documented
there. Add a link to the BitBake manual for these variables.

Reviewed-by: Quentin Schulz <quentin.schulz@cherry.de>
(From yocto-docs rev: 3210b5375356ad7097ecbf27ffdb50189a0ea6fe)

Signed-off-by: Antonin Godard <antonin.godard@bootlin.com>
(cherry picked from commit cec08390bad4f26b841ff6fc8752f6200acf31d3)
Signed-off-by: Antonin Godard <antonin.godard@bootlin.com>
Signed-off-by: Paul Barker <paul@pbarker.dev>

1 files changed, 6 insertions, 0 deletions

diff --git a/documentation/ref-manual/variables.rst b/documentation/ref-manual/variables.rst
index e7e5400d3b..d827563b93 100644
--- a/documentation/ref-manual/variables.rst
+++ b/documentation/ref-manual/variables.rst
@@ -5774,6 +5774,9 @@ system and gives an overview of their function and contents.
       The default value for :term:`MIRRORS` is defined in the
       ``meta/classes-global/mirrors.bbclass`` file in the core metadata layer.
 
+      See the definition of this variable in the BitBake Manual for more
+      details: :term:`bitbake:MIRRORS`.
+
    :term:`MLPREFIX`
       Specifies a prefix has been added to :term:`PN` to create a
       special version of a recipe or package (i.e. a Multilib version). The
@@ -7099,6 +7102,9 @@ system and gives an overview of their function and contents.
       ``file://`` URLs to point to local directories or network shares as
       well.
 
+      See the definition of this variable in the BitBake Manual for more
+      details: :term:`bitbake:PREMIRRORS`.
+
    :term:`PRIORITY`
       Indicates the importance of a package.