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The 'pull-repo.ps1' Script

This PowerShell script pulls remote updates into a local Git repository (including submodules).

Parameters

PS> ./pull-repo.ps1 [[-path] <String>] [<CommonParameters>]

-path <String>
    Specifies the file path to the local Git repository (default is working directory)
    
    Required?                    false
    Position?                    1
    Default value                "$PWD"
    Accept pipeline input?       false
    Aliases                      
    Accept wildcard characters?  false

[<CommonParameters>]
    This script supports the common parameters: Verbose, Debug, ErrorAction, ErrorVariable, WarningAction, 
    WarningVariable, OutBuffer, PipelineVariable, and OutVariable.

Example

PS> ./pull-repo.ps1
⏳ (1/4) Searching for Git executable...  git version 2.44.0.windows.1
⏳ (2/4) Checking local repository...     C:\Repos\rust
⏳ (3/4) Pulling remote updates...
⏳ (4/4) Updating submodules...
✅ Repo 'rust' updated in 14s.

Notes

Author: Markus Fleschutz | License: CC0

Related Links

https://github.com/fleschutz/PowerShell

Script Content

<#
.SYNOPSIS
	Pulls updates into a Git repo
.DESCRIPTION
	This PowerShell script pulls remote updates into a local Git repository (including submodules).
.PARAMETER path
	Specifies the file path to the local Git repository (default is working directory)
.EXAMPLE
	PS> ./pull-repo.ps1
	⏳ (1/4) Searching for Git executable...  git version 2.44.0.windows.1
	⏳ (2/4) Checking local repository...     C:\Repos\rust
	⏳ (3/4) Pulling remote updates...
	⏳ (4/4) Updating submodules...
	✅ Repo 'rust' updated in 14s.
.LINK
	https://github.com/fleschutz/PowerShell
.NOTES
	Author: Markus Fleschutz | License: CC0
#>

param([string]$path = "$PWD")

try {
	$stopWatch = [system.diagnostics.stopwatch]::startNew()

	Write-Host "⏳ (1/4) Searching for Git executable...  " -noNewline
	& git --version
	if ($lastExitCode -ne 0) { throw "Can't execute 'git' - make sure Git is installed and available" }

	Write-Host "⏳ (2/4) Checking local repository...     $path"
	if (-not(Test-Path "$path" -pathType container)) { throw "Can't access folder: $path" }
	$result = (git -C "$path" status)
	if ("$result" -match "HEAD detached at ") { throw "Nothing to pull due to detached HEAD state (not on a branch!)" }
	$dirName = (Get-Item "$path").Name

	Write-Host "⏳ (3/4) Pulling remote updates...        " -noNewline
        & git -C "$path" remote get-url origin
        if ($lastExitCode -ne 0) { throw "'git remote get-url origin' failed with exit code $lastExitCode" }

	& git -C "$path" pull --recurse-submodules=yes
	if ($lastExitCode -ne 0) { throw "'git pull' failed with exit code $lastExitCode" }

	Write-Host "⏳ (4/4) Updating submodules... "
	& git -C "$path" submodule update --init --recursive
	if ($lastExitCode -ne 0) { throw "'git submodule update' failed with exit code $lastExitCode" }

	[int]$elapsed = $stopWatch.Elapsed.TotalSeconds
	"✅ Repo '$dirName' updated in $($elapsed)s."
	exit 0 # success
} catch {
	"⚠️ ERROR: $($Error[0]) (script line $($_.InvocationInfo.ScriptLineNumber))"
	exit 1
}

(page generated by convert-ps2md.ps1 as of 04/19/2026 17:57:04)