$ git clone -n https://src.fedoraproject.org/rpms/python-qcengine.git /var/lib/mock/f41-build-side-2-python-2724804-30737/root/chroot_tmpdir/scmroot/python-qcengine
Cloning into '/var/lib/mock/f41-build-side-2-python-2724804-30737/root/chroot_tmpdir/scmroot/python-qcengine'...
$ git fetch origin 2165b24c6a0bb2afae4ba2b100377edc0542d4bb:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-qcengine
 * [new ref]         2165b24c6a0bb2afae4ba2b100377edc0542d4bb -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2165b24 Fix psi4 backend (BZ#2309462)