$ git clone -n https://src.fedoraproject.org/rpms/rust-cursor-icon.git /var/lib/mock/f45-build-41106-779/root/chroot_tmpdir/scmroot/rust-cursor-icon
Cloning into '/var/lib/mock/f45-build-41106-779/root/chroot_tmpdir/scmroot/rust-cursor-icon'...
$ git fetch origin c40e87aa05ba7fe1acae12c649daa2e847475d37:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-cursor-icon
 * [new ref]         c40e87aa05ba7fe1acae12c649daa2e847475d37 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c40e87a Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild