$ git clone -n https://src.fedoraproject.org/rpms/python-xvfbwrapper.git /var/lib/mock/f38-build-side-42-init-devel-647548-26439/root/chroot_tmpdir/scmroot/python-xvfbwrapper
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-647548-26439/root/chroot_tmpdir/scmroot/python-xvfbwrapper'...
$ git fetch origin 9729638b9efb9df29557bb555c7f1e2c35802f1e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-xvfbwrapper
 * [new ref]         9729638b9efb9df29557bb555c7f1e2c35802f1e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9729638 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild