$ git clone -n https://src.fedoraproject.org/rpms/R-simmer.git /var/lib/mock/f41-build-822006-152654/root/chroot_tmpdir/scmroot/R-simmer
Cloning into '/var/lib/mock/f41-build-822006-152654/root/chroot_tmpdir/scmroot/R-simmer'...
$ git fetch origin 04405443a96ea42455fa626c9525a011bf0d6105:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/R-simmer
 * [new ref]         04405443a96ea42455fa626c9525a011bf0d6105 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0440544 Rebuilt for https://fedoraproject.org/wiki/Fedora_41_Mass_Rebuild