献丑了，也搞了个 Github 代下载服务，估计不永久但免费

其实就是利用 Cloudflare Workers，很简单，V 友们肯定懂：

// Website you intended to retrieve for users. const upstream = 'github.com' // Custom pathname for the upstream website. const upstream_path = '/' // Website you intended to retrieve for users using mobile devices. const upstream_mobile = 'github.com' // Countries and regions where you wish to suspend your service. const blocked_region = ['KP', 'SY', 'PK', 'CU'] // IP addresses which you wish to block from using your service. const blocked_ip_address = ['0.0.0.0', '127.0.0.1'] // Whether to use HTTPS protocol for upstream address. const https = true // Replace texts. const replace_dict = { '$upstream': '$custom_domain', '//github.com': '', 'Sign&nbsp;in':'<del style="color:#cccccc">Sign in disabled</del>', 'Sign&nbsp;up':'<del style="color:#cccccc">Sign up disabled</del>', } //以下内容都不用动 addEventListener('fetch', event => { event.respondWith(fetchAndApply(event.request)); }) async function fetchAndApply(request) { const region = request.headers.get('cf-ipcountry').toUpperCase(); const ip_address = request.headers.get('cf-connecting-ip'); const user_agent = request.headers.get('user-agent'); let respOnse= null; let url = new URL(request.url); let url_host = url.host; if (url.protocol == 'http:') { url.protocol = 'https:' respOnse= Response.redirect(url.href); return response; } if (await device_status(user_agent)) { upstream_domain = upstream } else { upstream_domain = upstream_mobile } url.host = upstream_domain; if (blocked_region.includes(region)) { respOnse= new Response('Access denied: WorkersProxy is not available in your region yet.', { status: 403 }); } else if(blocked_ip_address.includes(ip_address)){ respOnse= new Response('Access denied: Your IP address is blocked by WorkersProxy.', { status: 403 }); } else{ let method = request.method; let request_headers = request.headers; let new_request_headers = new Headers(request_headers); new_request_headers.set('Host', upstream_domain); new_request_headers.set('Referer', url.href); let original_respOnse= await fetch(url.href, { method: method, headers: new_request_headers, cf: { cacheEverything: true } }) let original_response_clOne= original_response.clone(); let original_text = null; let response_headers = original_response.headers; let new_response_headers = new Headers(response_headers); let status = original_response.status; new_response_headers.set('access-control-allow-origin', '*'); new_response_headers.set('access-control-allow-credentials', true); new_response_headers.delete('content-security-policy'); new_response_headers.delete('content-security-policy-report-only'); new_response_headers.delete('clear-site-data'); const content_type = new_response_headers.get('content-type'); if (content_type.includes('text/html') && content_type.includes('UTF-8')) { original_text = await replace_response_text(original_response_clone, upstream_domain, url_host); } else { original_text = original_response_clone.body } respOnse= new Response(original_text, { status, headers: new_response_headers }) } return response; } async function replace_response_text(response, upstream_domain, host_name) { let text = await response.text() var i, j; for (i in replace_dict) { j = replace_dict[i] if (i == '$upstream') { i = upstream_domain } else if (i == '$custom_domain') { i = host_name } if (j == '$upstream') { j = upstream_domain } else if (j == '$custom_domain') { j = host_name } let re = new RegExp(i, 'g') text = text.replace(re, j); } return text; } async function device_status (user_agent_info) { var agents = ["Android", "iPhone", "SymbianOS", "Windows Phone", "iPad", "iPod"]; var flag = true; for (var v = 0; v < agents.length; v++) { if (user_agent_info.indexOf(agents[v]) > 0) { flag = false; break; } } return flag; }