Add SSH user parameter

README.md

@@ -62,6 +62,11 @@ Please refer to the [release page](https://github.com/actions/checkout/releases/
     # Default: true
     ssh-strict: ''
 
+    # The user to use when connecting to the remote SSH host. By default 'git' is
+    # used.
+    # Default: git
+    ssh-user: ''
+
     # Whether to configure the token or SSH key with the local git config
     # Default: true
     persist-credentials: ''

__test__/git-auth-helper.test.ts

@@ -821,6 +821,7 @@ async function setup(testName: string): Promise<void> {
     sshKey: sshPath ? 'some ssh private key' : '',
     sshKnownHosts: '',
     sshStrict: true,
+    sshUser: '',
     workflowOrganizationId: 123456,
     setSafeDirectory: true,
     githubServerUrl: githubServerUrl

action.yml

@@ -45,6 +45,10 @@ inputs:
       and `CheckHostIP=no` to the SSH command line. Use the input `ssh-known-hosts` to
       configure additional hosts.
     default: true
+  ssh-user:
+    description: >
+      The user to use when connecting to the remote SSH host. By default 'git' is used.
+    default: git
   persist-credentials:
     description: 'Whether to configure the token or SSH key with the local git config'
     default: true

dist/index.js

@@ -1798,6 +1798,7 @@ function getInputs() {
         result.sshKnownHosts = core.getInput('ssh-known-hosts');
         result.sshStrict =
             (core.getInput('ssh-strict') || 'true').toUpperCase() === 'TRUE';
+        result.sshUser = core.getInput('ssh-user');
         // Persist credentials
         result.persistCredentials =
             (core.getInput('persist-credentials') || 'false').toUpperCase() === 'TRUE';
@@ -2400,7 +2401,8 @@ function getFetchUrl(settings) {
     const encodedOwner = encodeURIComponent(settings.repositoryOwner);
     const encodedName = encodeURIComponent(settings.repositoryName);
     if (settings.sshKey) {
-        return `git@${serviceUrl.hostname}:${encodedOwner}/${encodedName}.git`;
+        const user = settings.sshUser.length > 0 ? settings.sshUser : 'git';
+        return `${user}@${serviceUrl.hostname}:${encodedOwner}/${encodedName}.git`;
     }
     // "origin" is SCHEME://HOSTNAME[:PORT]
     return `${serviceUrl.origin}/${encodedOwner}/${encodedName}`;

src/git-source-settings.ts

@@ -94,6 +94,11 @@ export interface IGitSourceSettings {
    */
   sshStrict: boolean
 
+  /**
+   * The SSH user to login as
+   */
+  sshUser: string
+
   /**
    * Indicates whether to persist the credentials on disk to enable scripting authenticated git commands
    */

src/input-helper.ts

@@ -143,6 +143,7 @@ export async function getInputs(): Promise<IGitSourceSettings> {
   result.sshKnownHosts = core.getInput('ssh-known-hosts')
   result.sshStrict =
     (core.getInput('ssh-strict') || 'true').toUpperCase() === 'TRUE'
+  result.sshUser = core.getInput('ssh-user')
 
   // Persist credentials
   result.persistCredentials =

src/url-helper.ts

@@ -12,7 +12,8 @@ export function getFetchUrl(settings: IGitSourceSettings): string {
   const encodedOwner = encodeURIComponent(settings.repositoryOwner)
   const encodedName = encodeURIComponent(settings.repositoryName)
   if (settings.sshKey) {
-    return `git@${serviceUrl.hostname}:${encodedOwner}/${encodedName}.git`
+    const user = settings.sshUser.length > 0 ? settings.sshUser : 'git'
+    return `${user}@${serviceUrl.hostname}:${encodedOwner}/${encodedName}.git`
   }
 
   // "origin" is SCHEME://HOSTNAME[:PORT]