$ git clone -n https://src.fedoraproject.org/rpms/systemtap.git /var/lib/mock/f41-build-1206575-22487/root/chroot_tmpdir/scmroot/systemtap
Cloning into '/var/lib/mock/f41-build-1206575-22487/root/chroot_tmpdir/scmroot/systemtap'...
$ git fetch origin 36b1f19663312fd8f5cd7a2c5941d46736021b10:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/systemtap
 * [new ref]         36b1f19663312fd8f5cd7a2c5941d46736021b10 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 36b1f19 CI tests: Regression/small-tests: extend test time