$ git clone -n https://src.fedoraproject.org/rpms/python-txzmq.git /var/lib/mock/f41-build-699827-12880/root/chroot_tmpdir/scmroot/python-txzmq
Cloning into '/var/lib/mock/f41-build-699827-12880/root/chroot_tmpdir/scmroot/python-txzmq'...
$ git fetch origin 1dd93893fe0b88939379ec07d916aaa62ec7ed63:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-txzmq
 * [new ref]         1dd93893fe0b88939379ec07d916aaa62ec7ed63 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1dd9389 convert MPLv2.0 license to SPDX