$ git clone -n https://src.fedoraproject.org/rpms/firecracker.git /var/lib/mock/f40-build-774282-127655/root/chroot_tmpdir/scmroot/firecracker
Cloning into '/var/lib/mock/f40-build-774282-127655/root/chroot_tmpdir/scmroot/firecracker'...
$ git reset --hard 8789d016e19ff0bf2a4289eb630511f9a09894e3
HEAD is now at 8789d01 Update to version 1.6.0