cmatskas

$git checkout –b temp #makes a new branch from current detached HEAD
$git branch –f master temp #update master to point to the new <temp> branch
$git branch –d temp #delete the <temp> branch
$git push origin master #push the re-established history

jtdp

# fetch the changes from the remote
git fetch origin

# show commit logs of changes
git log master..origin/master

# show diffs of changes
git diff master..origin/master

# apply the changes by merge..