$ git clone -n https://src.fedoraproject.org/rpms/rust-phf_macros.git /var/lib/mock/f45-build-43817-807/root/chroot_tmpdir/scmroot/rust-phf_macros
Cloning into '/var/lib/mock/f45-build-43817-807/root/chroot_tmpdir/scmroot/rust-phf_macros'...
$ git fetch origin 0ebf025730916723d653ec22eda582fab5b8bdeb:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-phf_macros
 * [new ref]         0ebf025730916723d653ec22eda582fab5b8bdeb -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0ebf025 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild