$ git clone -n https://src.fedoraproject.org/rpms/rust-trustfall_derive.git /var/lib/mock/f45-build-45757-825/root/chroot_tmpdir/scmroot/rust-trustfall_derive
Cloning into '/var/lib/mock/f45-build-45757-825/root/chroot_tmpdir/scmroot/rust-trustfall_derive'...
$ git fetch origin b432f2fc98ddc4c258b4c26284bca9ce0566893c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-trustfall_derive
 * [new ref]         b432f2fc98ddc4c258b4c26284bca9ce0566893c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b432f2f Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild