$ git clone -n https://src.fedoraproject.org/rpms/maui-mauikit-arca.git /var/lib/mock/f45-build-18146-510/root/chroot_tmpdir/scmroot/maui-mauikit-arca
Cloning into '/var/lib/mock/f45-build-18146-510/root/chroot_tmpdir/scmroot/maui-mauikit-arca'...
$ git fetch origin 92c9e277cfb4f054d57a2942a77eb99de4387ce0:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/maui-mauikit-arca
 * [new ref]         92c9e277cfb4f054d57a2942a77eb99de4387ce0 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 92c9e27 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild