$ git clone -n https://src.fedoraproject.org/rpms/akonadi-server.git /var/lib/mock/f41-build-side-1-2908117-34731/root/chroot_tmpdir/scmroot/akonadi-server
Cloning into '/var/lib/mock/f41-build-side-1-2908117-34731/root/chroot_tmpdir/scmroot/akonadi-server'...
$ git fetch origin d81cd7061db481e9407e737f53d06f3157b95416:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/akonadi-server
 * [new ref]         d81cd7061db481e9407e737f53d06f3157b95416 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d81cd70 24.08.2