$ git clone -n https://github.com/fedora-riscv/qemu.git /var/lib/mock/f39-build-1796014-41759/root/chroot_tmpdir/scmroot/qemu
Cloning into '/var/lib/mock/f39-build-1796014-41759/root/chroot_tmpdir/scmroot/qemu'...
$ git fetch origin 5245d424865d10a8658e76fb654a9d1975892f4d:KOJI_FETCH_HEAD
From https://github.com/fedora-riscv/qemu
 * [new ref]         5245d424865d10a8658e76fb654a9d1975892f4d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5245d42 Merge remote-tracking branch 'fedoraproject/f39' into f39-rv64