$ git clone -n https://src.fedoraproject.org/rpms/python-uhashring.git /var/lib/mock/f45-build-33478-670/root/chroot_tmpdir/scmroot/python-uhashring
Cloning into '/var/lib/mock/f45-build-33478-670/root/chroot_tmpdir/scmroot/python-uhashring'...
$ git fetch origin 62cad1672c73cda499988b5c1f1337cb0cfac242:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-uhashring
 * [new ref]         62cad1672c73cda499988b5c1f1337cb0cfac242 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 62cad16 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild