$ git clone -n https://src.fedoraproject.org/rpms/R-timeSeries /var/lib/mock/f41-build-side-1-3149139-40244/root/chroot_tmpdir/scmroot/R-timeSeries
Cloning into '/var/lib/mock/f41-build-side-1-3149139-40244/root/chroot_tmpdir/scmroot/R-timeSeries'...
$ git fetch origin f903c9b97391dfc5494ee75799a899e6cd954328:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/R-timeSeries
 * [new ref]         f903c9b97391dfc5494ee75799a899e6cd954328 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f903c9b Rebuilt for https://fedoraproject.org/wiki/Fedora_41_Mass_Rebuild