diff options
Diffstat (limited to 'Library')
| -rw-r--r-- | Library/Homebrew/cmd/update.sh | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/Library/Homebrew/cmd/update.sh b/Library/Homebrew/cmd/update.sh index 0c2faf448..07847a0ba 100644 --- a/Library/Homebrew/cmd/update.sh +++ b/Library/Homebrew/cmd/update.sh @@ -211,13 +211,16 @@ pull() { STASHED="1" fi - # Recreate and check out `#{upstream_branch}` if unable to fast-forward - # it to `origin/#{@upstream_branch}`. Otherwise, just check it out. - if git merge-base --is-ancestor "$UPSTREAM_BRANCH" "origin/$UPSTREAM_BRANCH" &>/dev/null + if [[ "$INITIAL_BRANCH" != "$UPSTREAM_BRANCH" && -n "$INITIAL_BRANCH" ]] then - git checkout --force "$UPSTREAM_BRANCH" "${QUIET_ARGS[@]}" - else - git checkout --force -B "$UPSTREAM_BRANCH" "origin/$UPSTREAM_BRANCH" "${QUIET_ARGS[@]}" + # Recreate and check out `#{upstream_branch}` if unable to fast-forward + # it to `origin/#{@upstream_branch}`. Otherwise, just check it out. + if git merge-base --is-ancestor "$UPSTREAM_BRANCH" "origin/$UPSTREAM_BRANCH" &>/dev/null + then + git checkout --force "$UPSTREAM_BRANCH" "${QUIET_ARGS[@]}" + else + git checkout --force -B "$UPSTREAM_BRANCH" "origin/$UPSTREAM_BRANCH" "${QUIET_ARGS[@]}" + fi fi INITIAL_REVISION="$(read_current_revision)" |