там есть ссылка
https://www.bmi.bund.de/SharedDocs/faqs/EN/topics/civil-protection/coronavirus/travel-restrictions-border-control/travel-restriction-border-control-list.html#f14745744а в ссылке
Transit to another EU member state or Schengen state
Citizens of countries outside of the EU
may enter Germany to travel to another EU member state or another Schengen state as their country of final destination if the following conditions are met:
the traveller remains in Germany (as country of transit) only as long as absolutely necessary to travel directly to the country of destination or another transit country;
the traveller is permitted to enter the country of destination or another transit country (in accordance with Annex I or II of the Council Recommendation of 30 June 2020 or with individual confirmation of permission to enter issued by the country of destination).
Under these conditions, citizens of countries outside of the EU may also enter Germany by air and travel overland to their country of destination.
The traveller must provide evidence that the conditions listed above have been met.