$ git clone -n https://src.fedoraproject.org/rpms/stellarium.git /var/lib/mock/f38-build-side-42-init-devel-593244-26149/root/chroot_tmpdir/scmroot/stellarium
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-593244-26149/root/chroot_tmpdir/scmroot/stellarium'...
$ git fetch origin 6e059676c77f9dd09278560e6808dfef8104f3af:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/stellarium
 * [new ref]         6e059676c77f9dd09278560e6808dfef8104f3af -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6e05967 Patches for CVE-2023-28371