$ git clone -n https://src.fedoraproject.org/rpms/simarrange.git /var/lib/mock/f41-build-side-1-2949467-35472/root/chroot_tmpdir/scmroot/simarrange
Cloning into '/var/lib/mock/f41-build-side-1-2949467-35472/root/chroot_tmpdir/scmroot/simarrange'...
$ git fetch origin 787244e5da95966a9cbaf5357888d7b1048c1abf:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/simarrange
 * [new ref]         787244e5da95966a9cbaf5357888d7b1048c1abf -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 787244e Rebuild for opencv 4.10.0