$ git clone -n https://src.fedoraproject.org/rpms/qemu.git /var/lib/mock/f41-build-733100-13198/root/chroot_tmpdir/scmroot/qemu
Cloning into '/var/lib/mock/f41-build-733100-13198/root/chroot_tmpdir/scmroot/qemu'...
$ git fetch origin bd268d19cc4283d73e0d8d343b31c096b30ded8d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/qemu
 * [new ref]         bd268d19cc4283d73e0d8d343b31c096b30ded8d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at bd268d1 New release qemu 9.0.0 GA