$ git clone -n https://src.fedoraproject.org/rpms/worker.git /var/lib/mock/f31-build-100454-33264/root/chroot_tmpdir/scmroot/worker
Cloning into '/var/lib/mock/f31-build-100454-33264/root/chroot_tmpdir/scmroot/worker'...
$ git reset --hard a1554ab408f02bc82ca0c69313e179893f5a6ed1
HEAD is now at a1554ab - Update to 4.0.1