$ git clone -n https://src.fedoraproject.org/rpms/python-sciunit.git /var/lib/mock/f38-build-side-42-init-devel-573566-25939/root/chroot_tmpdir/scmroot/python-sciunit
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-573566-25939/root/chroot_tmpdir/scmroot/python-sciunit'...
$ git fetch origin b870aaf5dd8b8ae7f2f9a4fcf86415a91147ca91:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-sciunit
 * [new ref]         b870aaf5dd8b8ae7f2f9a4fcf86415a91147ca91 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b870aaf Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild