$ git clone -n https://src.fedoraproject.org/rpms/dotnet6.0.git /var/lib/mock/f40-build-2724526-73112/root/chroot_tmpdir/scmroot/dotnet6.0
Cloning into '/var/lib/mock/f40-build-2724526-73112/root/chroot_tmpdir/scmroot/dotnet6.0'...
$ git fetch origin c668c73de2180b5c7f08b5134afa16e8154e80b1:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/dotnet6.0
 * [new ref]         c668c73de2180b5c7f08b5134afa16e8154e80b1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c668c73 Update to .NET SDK 6.0.129 and Runtime 6.0.29