fix(repo): enable enterprise & custom hosts for git clone

fix #651

README.md

@@ -1031,6 +1031,8 @@ gh re --delete foo
 | `-P`, `--protocol`     | _Optional_   | `String` |
 | `-u`, `--user`         | _Optional_   | `String` |
 
+> If you have custom ssh config, you can add `"api": { "git_host": "custom-name", ... }` to your .gh.json file.
+
 #### Examples
 
 -   Clone a repository.

src/cmds/repo.ts

@@ -115,26 +115,14 @@ export async function run(options, done) {
             var { data } = await getRepo(options)
         } catch (err) {
             throw new Error(
-                `Can't clone ${logger.colors.green(`${user}/${options.repo}`)}. ${
-                    JSON.parse(err).message
-                }\n${err}`
+                `Can't clone ${logger.colors.green(`${user}/${options.repo}`)}.\n${err}`
             )
         }
 
         logger.log(data.html_url)
 
-        let repoUrl
-
-        if (options.protocol) {
-            if (options.protocol === 'https') {
-                repoUrl = `https://github.com/${user}/${options.repo}.git`
-            }
-        } else {
-            repoUrl = `git@github.com:${user}/${options.repo}.git`
-        }
-
         if (data) {
-            clone_(user, options.repo, repoUrl)
+            clone_(user, options.repo, getCloneUrl(options, config.api.git_host))
         }
 
         await afterHooks('repo.get', { options })
@@ -401,6 +389,22 @@ function deleteLabel(options, user): Promise<Octokit.Response<Octokit.IssuesDele
     return options.GitHub.issues.deleteLabel(payload)
 }
 
+/**
+ * If user has a custom git_host defined we will use that (helpful for custom ssh rules).
+ * Otherwise pluck it from the previously set up github_host.
+ */
+function getCloneUrl({ repo, user, protocol, github_host }, gitHost?: string): string {
+    const hostWithoutProtocol = gitHost || github_host.split('://')[1]
+    let repoUrl = `git@${hostWithoutProtocol}:${user}/${repo}.git`
+
+    if (protocol === 'https') {
+        repoUrl = `https://${hostWithoutProtocol}/${user}/${repo}.git`
+    }
+    console.log('repoUrl', repoUrl)
+
+    return repoUrl
+}
+
 function getRepo(options): Promise<Octokit.Response<Octokit.IssuesGetResponse>> {
     const payload = {
         repo: options.repo,