14/17: refcard: Add "guix describe -f channels".

[Ricardo Wurmus]

rekado pushed a commit to branch master
in repository maintenance.

commit 93387d3aa83e6b3f560cfd95c524646164479e5e
Author: Ricardo Wurmus <rekado@elephly.net>
AuthorDate: Mon May 30 13:34:20 2022 +0200

    refcard: Add "guix describe -f channels".
---
 doc/refcard/guix-refcard.lout | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/doc/refcard/guix-refcard.lout b/doc/refcard/guix-refcard.lout
index 66b5fc0..6f067f6 100644
--- a/doc/refcard/guix-refcard.lout
+++ b/doc/refcard/guix-refcard.lout
@@ -116,7 +116,7 @@ for the packages in manifest @Var { file } }
 @C { Updating Guix }
 @Begin
 @Entry {  guix describe  } {  describe current Guix  }
-#@Entry {  guix describe -f channels } { produce a channel spec }
+@Entry {  guix describe -f channels } { produce a channel spec }
 @Entry {  guix pull  } {  update Guix  }
 @Entry {  guix pull -l  } {  view history  }
 @Entry {  guix pull "--"commit=@Var { commit }  } {  update to @Var { commit } 
}