$ git clone -n https://src.fedoraproject.org/rpms/rust-routinator.git /var/lib/mock/f45-build-44476-814/root/chroot_tmpdir/scmroot/rust-routinator
Cloning into '/var/lib/mock/f45-build-44476-814/root/chroot_tmpdir/scmroot/rust-routinator'...
$ git fetch origin 3adbe932708d34eddafc0be40fe80c85c9cc5660:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-routinator
 * [new ref]         3adbe932708d34eddafc0be40fe80c85c9cc5660 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3adbe93 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild