$ git clone -n https://gitee.com/zhangwenlong01/fftw.git /var/lib/mock/dist-an23-build-300554-65953/root/chroot_tmpdir/scmroot/fftw
Cloning into '/var/lib/mock/dist-an23-build-300554-65953/root/chroot_tmpdir/scmroot/fftw'...
$ git reset --hard 61e5540cd1314b288a32dfe23a3870babdfbe9a1
HEAD is now at 61e5540 update config.sub and config.guess for loongarch64