$ git clone -n https://src.fedoraproject.org/rpms/gnuradio.git /var/lib/mock/f40-build-763848-122679/root/chroot_tmpdir/scmroot/gnuradio
Cloning into '/var/lib/mock/f40-build-763848-122679/root/chroot_tmpdir/scmroot/gnuradio'...
$ git reset --hard 39b873e65d34c6ae2719ccfaaa1880e91375d300
HEAD is now at 39b873e Rebuilt for new volk