$ git clone -n https://src.fedoraproject.org/rpms/rust-nu-ansi-term0.46.git /var/lib/mock/f45-build-43488-803/root/chroot_tmpdir/scmroot/rust-nu-ansi-term0.46
Cloning into '/var/lib/mock/f45-build-43488-803/root/chroot_tmpdir/scmroot/rust-nu-ansi-term0.46'...
$ git fetch origin 8168b41c21d2c9deef0b2ae57df0c49540e4dc3f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-nu-ansi-term0.46
 * [new ref]         8168b41c21d2c9deef0b2ae57df0c49540e4dc3f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8168b41 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild