$ git clone -n https://src.fedoraproject.org/rpms/rust-num-complex0.3.git /var/lib/mock/f40-build-2682073-67963/root/chroot_tmpdir/scmroot/rust-num-complex0.3
Cloning into '/var/lib/mock/f40-build-2682073-67963/root/chroot_tmpdir/scmroot/rust-num-complex0.3'...
$ git fetch origin c387244c7dc913ee3700cf2c23123e155bbaf961:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-num-complex0.3
 * [new ref]         c387244c7dc913ee3700cf2c23123e155bbaf961 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c387244 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild