$ git clone -n https://src.fedoraproject.org/rpms/R-progress.git /var/lib/mock/f38-build-side-42-init-devel-950214-28779/root/chroot_tmpdir/scmroot/R-progress
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-950214-28779/root/chroot_tmpdir/scmroot/R-progress'...
$ git fetch origin 7dfd5d02064212a1daa1a9f9d932098673b2d32a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/R-progress
 * [new ref]         7dfd5d02064212a1daa1a9f9d932098673b2d32a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7dfd5d0 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild