https://forum.dlang.org/post/fohoyvurlgctqlconrnz@forum.dlang.org

On Friday, 22 May 2020 at 12:36:11 UTC, sebasg wrote:
> On Friday, 22 May 2020 at 10:05:54 UTC, sebasg wrote:
>> Currently, that key is not part of the publicly known keys and is not in the provided
>> keyring: https://dlang.org/gpg_keys.html
>>
>> Maybe it's a new release-signing key and the keyring hasn't been updated yet.
>> Or maybe something worse.
>
> Wrong, it's actually there, a subkey:
>
> pub   rsa4096 2020-03-12 [SC] [expires: 2022-03-12]
>       F46A 10D0 AB44 C3D1 5DD6  5797 BCDD 73FF C3EB 6146
> uid           [ unknown] Martin Nowak <code@dawg.eu>
> uid           [ unknown] Martin Nowak <martin.nowak@7learnings.com>
> uid           [ unknown] Martin Nowak <martin@dlang.org>
> sub   rsa4096 2020-03-12 [E] [expires: 2022-03-12]
>       B926 14C2 1EC5 779D C678  468E 9A81 3AD3 C115 08BC
> sub   rsa4096 2020-03-12 [S] [expires: 2022-03-12]
>       3AAF 1A18 E61F 6FAA 3B71  93E4 DB8C 5218 B932 9CF8

I did this and it worked
[root@kvmserver ~]# curl -fsS https://dlang.org/install.sh | bash -s dmd-2.099.0
Downloading and unpacking http://downloads.dlang.org/releases/2.x/2.099.0/dmd.2.099.0.linux.tar.xz
######################################################################## 100.0%
Using dub 1.28.0 shipped with dmd-2.099.0

Run `source ~/dlang/dmd-2.099.0/activate` in your shell to use dmd-2.099.0.
This will setup PATH, LIBRARY_PATH, LD_LIBRARY_PATH, DMD, DC, and PS1.
Run `deactivate` later on to restore your environment.
[root@kvmserver ~]# source ~/dlang/dmd-2.099.0/activate