$ git clone -n https://src.fedoraproject.org/rpms/python-rsd-lib.git /var/lib/mock/f45-build-32845-664/root/chroot_tmpdir/scmroot/python-rsd-lib
Cloning into '/var/lib/mock/f45-build-32845-664/root/chroot_tmpdir/scmroot/python-rsd-lib'...
$ git fetch origin f0abe4f66c00af2164f41e009c05e3895e767cc4:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-rsd-lib
 * [new ref]         f0abe4f66c00af2164f41e009c05e3895e767cc4 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f0abe4f Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild