$ git clone -n https://src.fedoraproject.org/rpms/butane.git /var/lib/mock/f37-build-side-32-misc-devel-150928-9736/root/chroot_tmpdir/scmroot/butane
Cloning into '/var/lib/mock/f37-build-side-32-misc-devel-150928-9736/root/chroot_tmpdir/scmroot/butane'...
$ git reset --hard 38a07778746a8e02849b532f6af0eda7d5495993
HEAD is now at 38a0777 0.17.0