$ git clone -n https://src.fedoraproject.org/rpms/rust-nalgebra-macros0.2.git /var/lib/mock/f45-build-43299-801/root/chroot_tmpdir/scmroot/rust-nalgebra-macros0.2
Cloning into '/var/lib/mock/f45-build-43299-801/root/chroot_tmpdir/scmroot/rust-nalgebra-macros0.2'...
$ git fetch origin f6184db25b221e7514d39971ab6e74044eaa5dad:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-nalgebra-macros0.2
 * [new ref]         f6184db25b221e7514d39971ab6e74044eaa5dad -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f6184db Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild