$ git clone -n https://src.fedoraproject.org/rpms/R-miniUI.git /var/lib/mock/f38-build-side-42-init-devel-794919-28038/root/chroot_tmpdir/scmroot/R-miniUI
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-794919-28038/root/chroot_tmpdir/scmroot/R-miniUI'...
$ git fetch origin 0dc56ce74d94c6d8c71eed9b094b8d749231d0b7:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/R-miniUI
 * [new ref]         0dc56ce74d94c6d8c71eed9b094b8d749231d0b7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0dc56ce Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild