$ git clone -n https://src.fedoraproject.org/rpms/akonadi-server.git /var/lib/mock/f40-build-2368823-60387/root/chroot_tmpdir/scmroot/akonadi-server
Cloning into '/var/lib/mock/f40-build-2368823-60387/root/chroot_tmpdir/scmroot/akonadi-server'...
$ git fetch origin c12e3c3acd74d5058d3b8f9aeb5790b1d313e4f1:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/akonadi-server
 * [new ref]         c12e3c3acd74d5058d3b8f9aeb5790b1d313e4f1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c12e3c3 24.01.95