$ git clone -n https://src.fedoraproject.org/rpms/jffi.git /var/lib/mock/f37-build-676733-76160/root/chroot_tmpdir/scmroot/jffi
Cloning into '/var/lib/mock/f37-build-676733-76160/root/chroot_tmpdir/scmroot/jffi'...
$ git reset --hard fd48764f4c48a1c569868faf8d4c5217850195c8
HEAD is now at fd48764 Fix linkage to libffi