$ git clone -n https://src.fedoraproject.org/rpms/icestorm.git /var/lib/mock/f33-build-300169-56514/root/chroot_tmpdir/scmroot/icestorm
Cloning into '/var/lib/mock/f33-build-300169-56514/root/chroot_tmpdir/scmroot/icestorm'...
$ git reset --hard b63b9077f6fcbb2d78c279f2c748f3342cb1795d
HEAD is now at b63b907 update to newer snapshot; update github URL