$ git clone -n https://src.fedoraproject.org/rpms/python-numexpr.git /var/lib/mock/f39-build-1425867-31585/root/chroot_tmpdir/scmroot/python-numexpr
Cloning into '/var/lib/mock/f39-build-1425867-31585/root/chroot_tmpdir/scmroot/python-numexpr'...
$ git fetch origin d5ca11cc9001ba5cb9802af141cc14a2a4037906:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-numexpr
 * [new ref]         d5ca11cc9001ba5cb9802af141cc14a2a4037906 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d5ca11c Update to 2.8.5