$ git clone -n https://src.fedoraproject.org/rpms/krfb.git /var/lib/mock/f40-build-796548-140696/root/chroot_tmpdir/scmroot/krfb
Cloning into '/var/lib/mock/f40-build-796548-140696/root/chroot_tmpdir/scmroot/krfb'...
$ git fetch origin a3efb7601f55775fa66cc29125d2e6fc13d77421:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/krfb
 * [new ref]         a3efb7601f55775fa66cc29125d2e6fc13d77421 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a3efb76 24.02.0