$ git clone -n https://src.fedoraproject.org/rpms/python-pyvex.git /var/lib/mock/f38-build-side-42-init-devel-1309763-30686/root/chroot_tmpdir/scmroot/python-pyvex
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-1309763-30686/root/chroot_tmpdir/scmroot/python-pyvex'...
$ git fetch origin a697b015930e4a6c7df93a9b1790b6f4f647774b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-pyvex
 * [new ref]         a697b015930e4a6c7df93a9b1790b6f4f647774b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a697b01 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild