diff --git a/packages/backend/src/connectionManager.ts b/packages/backend/src/connectionManager.ts
index eaba0638..e3be9941 100644
--- a/packages/backend/src/connectionManager.ts
+++ b/packages/backend/src/connectionManager.ts
@@ -1,14 +1,13 @@
-import { Connection, PrismaClient, ConnectionSyncJobStatus } from "@sourcebot/db";
-import { Job, Queue, ReservedJob, Worker } from "groupmq";
-import { Settings } from "./types.js";
-import { createLogger } from "@sourcebot/logger";
-import { Redis } from 'ioredis';
-import { RepoData, compileGithubConfig, compileGitlabConfig, compileGiteaConfig, compileGerritConfig, compileBitbucketConfig, compileAzureDevOpsConfig, compileGenericGitHostConfig } from "./repoCompileUtils.js";
-import { BackendError, BackendException } from "@sourcebot/error";
-import { env } from "./env.js";
 import * as Sentry from "@sentry/node";
-import { loadConfig, syncSearchContexts } from "@sourcebot/shared";
+import { Connection, ConnectionSyncJobStatus, PrismaClient } from "@sourcebot/db";
+import { createLogger } from "@sourcebot/logger";
 import { ConnectionConfig } from "@sourcebot/schemas/v3/connection.type";
+import { loadConfig, syncSearchContexts } from "@sourcebot/shared";
+import { Job, Queue, ReservedJob, Worker } from "groupmq";
+import { Redis } from 'ioredis';
+import { env } from "./env.js";
+import { compileAzureDevOpsConfig, compileBitbucketConfig, compileGenericGitHostConfig, compileGerritConfig, compileGiteaConfig, compileGithubConfig, compileGitlabConfig } from "./repoCompileUtils.js";
+import { Settings } from "./types.js";
 import { groupmqLifecycleExceptionWrapper } from "./utils.js";
 
 const LOG_TAG = 'connection-manager';
@@ -166,53 +165,32 @@ export class ConnectionManager {
 
         const config = rawConnectionConfig as unknown as ConnectionConfig;
 
-        let result: {
-            repoData: RepoData[],
-            warnings: string[],
-        } = {
-            repoData: [],
-            warnings: [],
-        };
-
-        try {
-            result = await (async () => {
-                switch (config.type) {
-                    case 'github': {
-                        return await compileGithubConfig(config, job.data.connectionId, orgId, this.db, abortController);
-                    }
-                    case 'gitlab': {
-                        return await compileGitlabConfig(config, job.data.connectionId, orgId, this.db);
-                    }
-                    case 'gitea': {
-                        return await compileGiteaConfig(config, job.data.connectionId, orgId, this.db);
-                    }
-                    case 'gerrit': {
-                        return await compileGerritConfig(config, job.data.connectionId, orgId);
-                    }
-                    case 'bitbucket': {
-                        return await compileBitbucketConfig(config, job.data.connectionId, orgId, this.db);
-                    }
-                    case 'azuredevops': {
-                        return await compileAzureDevOpsConfig(config, job.data.connectionId, orgId, this.db);
-                    }
-                    case 'git': {
-                        return await compileGenericGitHostConfig(config, job.data.connectionId, orgId);
-                    }
+        const result = await (async () => {
+            switch (config.type) {
+                case 'github': {
+                    return await compileGithubConfig(config, job.data.connectionId, orgId, this.db, abortController);
+                }
+                case 'gitlab': {
+                    return await compileGitlabConfig(config, job.data.connectionId, orgId, this.db);
+                }
+                case 'gitea': {
+                    return await compileGiteaConfig(config, job.data.connectionId, orgId, this.db);
+                }
+                case 'gerrit': {
+                    return await compileGerritConfig(config, job.data.connectionId, orgId);
+                }
+                case 'bitbucket': {
+                    return await compileBitbucketConfig(config, job.data.connectionId, orgId, this.db);
+                }
+                case 'azuredevops': {
+                    return await compileAzureDevOpsConfig(config, job.data.connectionId, orgId, this.db);
+                }
+                case 'git': {
+                    return await compileGenericGitHostConfig(config, job.data.connectionId, orgId);
                 }
-            })();
-        } catch (err) {
-            logger.error(`Failed to compile repo data for connection ${job.data.connectionId} (${connectionName}): ${err}`);
-            Sentry.captureException(err);
-
-            if (err instanceof BackendException) {
-                throw err;
-            } else {
-                throw new BackendException(BackendError.CONNECTION_SYNC_SYSTEM_ERROR, {
-                    message: `Failed to compile repo data for connection ${job.data.connectionId}`,
-                });
             }
-        }
-
+        })();
+       
         let { repoData, warnings } = result;
 
         await this.db.connectionSyncJob.update({
diff --git a/packages/backend/src/gerrit.ts b/packages/backend/src/gerrit.ts
index 25e3cfa7..ef149648 100644
--- a/packages/backend/src/gerrit.ts
+++ b/packages/backend/src/gerrit.ts
@@ -37,7 +37,6 @@ const logger = createLogger('gerrit');
 
 export const getGerritReposFromConfig = async (config: GerritConnectionConfig): Promise<GerritProject[]> => {
    const url = config.url.endsWith('/') ? config.url : `${config.url}/`;
-   const hostname = new URL(config.url).hostname;
 
    let { durationMs, data: projects } = await measure(async () => {
       try {
diff --git a/packages/backend/src/git.ts b/packages/backend/src/git.ts
index 80d34cef..dbb602e1 100644
--- a/packages/backend/src/git.ts
+++ b/packages/backend/src/git.ts
@@ -35,6 +35,11 @@ const createGitClientForPath = (path: string, onProgress?: onProgressFn, signal?
              * parent directory.
              */
             GIT_CEILING_DIRECTORIES: parentPath,
+            /**
+             * Disable git credential prompts. This ensures that git operations will fail
+             * immediately if credentials are not available, rather than prompting for input.
+             */
+            GIT_TERMINAL_PROMPT: '0',
         })
         .cwd({
             path,
diff --git a/packages/backend/src/github.ts b/packages/backend/src/github.ts
index 0b64eca8..ca4253c0 100644
--- a/packages/backend/src/github.ts
+++ b/packages/backend/src/github.ts
@@ -1,15 +1,14 @@
 import { Octokit } from "@octokit/rest";
-import { GithubConnectionConfig } from "@sourcebot/schemas/v3/github.type";
-import { createLogger } from "@sourcebot/logger";
-import { getTokenFromConfig, measure, fetchWithRetry } from "./utils.js";
-import micromatch from "micromatch";
-import { PrismaClient } from "@sourcebot/db";
-import { BackendException, BackendError } from "@sourcebot/error";
-import { processPromiseResults, throwIfAnyFailed } from "./connectionUtils.js";
 import * as Sentry from "@sentry/node";
-import { env } from "./env.js";
-import { GithubAppManager } from "./ee/githubAppManager.js";
+import { PrismaClient } from "@sourcebot/db";
+import { createLogger } from "@sourcebot/logger";
+import { GithubConnectionConfig } from "@sourcebot/schemas/v3/github.type";
 import { hasEntitlement } from "@sourcebot/shared";
+import micromatch from "micromatch";
+import { processPromiseResults, throwIfAnyFailed } from "./connectionUtils.js";
+import { GithubAppManager } from "./ee/githubAppManager.js";
+import { env } from "./env.js";
+import { fetchWithRetry, getTokenFromConfig, measure } from "./utils.js";
 
 export const GITHUB_CLOUD_HOSTNAME = "github.com";
 const logger = createLogger('github');
@@ -114,22 +113,8 @@ export const getGitHubReposFromConfig = async (config: GithubConnectionConfig, o
             await octokit.rest.users.getAuthenticated();
         } catch (error) {
             Sentry.captureException(error);
-
-            if (isHttpError(error, 401)) {
-                const e = new BackendException(BackendError.CONNECTION_SYNC_INVALID_TOKEN, {
-                    ...(config.token && 'secret' in config.token ? {
-                        secretKey: config.token.secret,
-                    } : {}),
-                });
-                Sentry.captureException(e);
-                throw e;
-            }
-
-            const e = new BackendException(BackendError.CONNECTION_SYNC_SYSTEM_ERROR, {
-                message: `Failed to authenticate with GitHub`,
-            });
-            Sentry.captureException(e);
-            throw e;
+            logger.error(`Failed to authenticate with GitHub`, error);
+            throw error;
         }
     }