PowerShell function to fetch a repo and reset the current branch to the latest

Reset-Git.ps1

function Reset-Git {
	$target = ''
	if ($args){
		$target = "origin/$args"
	}
	else {
		$current = (&git rev-parse --abbrev-ref HEAD)
		$target = "origin/$current"
	}

	Write-Host "Performing fetch and hard reset to $target..."
	$headBefore = (&git rev-parse HEAD)
	& git fetch -p;git reset --hard $target
	$headAfter = (&git rev-parse HEAD)
	Write-Host "...done."
	Write-Host
	Write-Host "HEAD before: $headBefore"
	Write-Host "HEAD after: $headAfter"
}