$ git clone -n https://src.fedoraproject.org/rpms/libvpx.git /var/lib/mock/f40-build-785525-133989/root/chroot_tmpdir/scmroot/libvpx
Cloning into '/var/lib/mock/f40-build-785525-133989/root/chroot_tmpdir/scmroot/libvpx'...
$ git reset --hard 7982e3cd8729fadca3c2fb886d7ab9edcd7833df
HEAD is now at 7982e3c Update to 1.14.0