$ git clone -n https://src.fedoraproject.org/rpms/R-mvtnorm.git /var/lib/mock/f41-build-821108-152414/root/chroot_tmpdir/scmroot/R-mvtnorm
Cloning into '/var/lib/mock/f41-build-821108-152414/root/chroot_tmpdir/scmroot/R-mvtnorm'...
$ git fetch origin 7efc79f86930fbb0546198c60890eda722c54691:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/R-mvtnorm
 * [new ref]         7efc79f86930fbb0546198c60890eda722c54691 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7efc79f Rebuilt for https://fedoraproject.org/wiki/Fedora_41_Mass_Rebuild