$ git clone -n https://src.fedoraproject.org/rpms/hydrogen.git /var/lib/mock/f40-build-764542-123116/root/chroot_tmpdir/scmroot/hydrogen
Cloning into '/var/lib/mock/f40-build-764542-123116/root/chroot_tmpdir/scmroot/hydrogen'...
$ git reset --hard 54596212326d7efb9d54d6bfb31a5cc9d4d6909f
HEAD is now at 5459621 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild