app/codehosting/signin_inner.tmpl

<!-- Mirrored from https://codeberg.org/forgejo/forgejo/raw/tag/v1.20.5-0/templates/user/auth/signin_inner.tmpl with gt-hidden adjustment to hide login form -->

{{if or (not .LinkAccountMode) (and .LinkAccountMode .LinkAccountModeSignIn)}}
{{template "base/alert" .}}
{{end}}
<h4 class="ui top attached header center">
	{{if .LinkAccountMode}}
		{{.locale.Tr "auth.oauth_signin_title"}}
	{{else}}
		{{.locale.Tr "auth.login_userpass"}}
	{{end}}
</h4>
<div class="ui attached segment">
	<form class="ui form" action="{{.SignInLink}}" method="post">
	{{.CsrfTokenHtml}}
    <div class="gt-hidden">
	<div class="required inline field {{if and (.Err_UserName) (or (not .LinkAccountMode) (and .LinkAccountMode .LinkAccountModeSignIn))}}error{{end}}">
		<label for="user_name">{{.locale.Tr "home.uname_holder"}}</label>
		<input id="user_name" type="text" name="user_name" value="{{.user_name}}" autofocus required>
	</div>
	{{if or (not .DisablePassword) .LinkAccountMode}}
	<div class="required inline field {{if and (.Err_Password) (or (not .LinkAccountMode) (and .LinkAccountMode .LinkAccountModeSignIn))}}error{{end}}">
		<label for="password">{{.locale.Tr "password"}}</label>
		<input id="password" name="password" type="password" value="{{.password}}" autocomplete="current-password" required>
	</div>
	{{end}}
	{{if not .LinkAccountMode}}
	<div class="inline field">
		<label></label>
		<div class="ui checkbox">
			<label>{{.locale.Tr "auth.remember_me"}}</label>
			<input name="remember" type="checkbox">
		</div>
	</div>
	{{end}}

	{{template "user/auth/captcha" .}}

	<div class="inline field">
		<label></label>
		<button class="ui green button">
			{{if .LinkAccountMode}}
				{{.locale.Tr "auth.oauth_signin_submit"}}
			{{else}}
				{{.locale.Tr "sign_in"}}
			{{end}}
		</button>
		<a href="{{AppSubUrl}}/user/forgot_password">{{.locale.Tr "auth.forgot_password"}}</a>
	</div>

	{{if .ShowRegistrationButton}}
		<div class="inline field">
			<label></label>
			<a href="{{AppSubUrl}}/user/sign_up">{{.locale.Tr "auth.sign_up_now" | Str2html}}</a>
		</div>
	{{end}}
    </div>
	{{if and .OrderedOAuth2Names .OAuth2Providers}}
	<div class="ui horizontal divider gt-hidden">
		{{.locale.Tr "sign_in_or"}}
	</div>
	<div id="oauth2-login-navigator" class="gt-py-2">
		<div class="gt-df gt-fc gt-jc">
			<div id="oauth2-login-navigator-inner" class="gt-df gt-fc gt-fw gt-ac gt-gap-3">
				{{range $key := .OrderedOAuth2Names}}
					{{$provider := index $.OAuth2Providers $key}}
					<a class="{{$provider.Name}} ui button gt-df gt-ac gt-jc gt-py-3 oauth-login-link" href="{{AppSubUrl}}/user/oauth2/{{$key}}">
						{{$provider.IconHTML}}
						{{$.locale.Tr "sign_in_with_provider" $provider.DisplayName}}
					</a>
				{{end}}
			</div>
		</div>
	</div>
	{{end}}
	</form>
</div>