Delete all local branches where the corresponding remote tracking branch has been deleted

command.ps1

# Requires PowerShell to be installed. Works well when `fetch.prune` is set to `true`.

# running from Bash
pwsh -c 'git branch -vv | where-object {$_ -like "*: gone]*"} | foreach-object {git branch -D ($_ -split "\s+")[1]}'

# running from within pwsh
git branch -vv | where-object {$_ -like "*: gone]*"} | foreach-object {git branch -D ($_ -split "\s+")[1]}