X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=dgit.git;a=blobdiff_plain;f=git-debrebase.1.pod;h=286d6718dc13db423c63406b84db1166fd0983dc;hp=273ef47dc1c13ee465d59950783a1f495b63763d;hb=6195748b77343d61f81ee4cdac2942fbbfcc3590;hpb=81e93ac2f3ac0b129f0d5e77d055b99053105892

diff --git a/git-debrebase.1.pod b/git-debrebase.1.pod
index 273ef47d..286d6718 100644
--- a/git-debrebase.1.pod
+++ b/git-debrebase.1.pod
@@ -55,6 +55,12 @@ The options for git-rebase must either start with C<-i>,
 or be prececded by C<-->,
 to distinguish them from options for git-debrebase.
 
+It is hazardous to use plain git-rebase on a git-debrebase branch,
+because git-rebase has a tendency to start the rebase
+too far back in history,
+and then drop important commits.
+Soo L<git-debrebase(5)/ILLEGAL OPERATIONS>
+
 =item git-debrebase status
 
 Analyses the current branch,
@@ -250,6 +256,8 @@ the gbp upstream branch, if there is one.
 It is a snag if it is not an ancestor of HEAD,
 or if the history between the upstream and HEAD
 contains commits which make changes to upstream files.
+If it is not specified,
+the same algorithm is used as for git-debrebase new-upstream.
 
 It is also a snag if the specified upstream
 has a debian/ subdirectory.