$ git clone -n https://src.fedoraproject.org/rpms/rust-zbus_names3.git /var/lib/mock/f45-build-46323-833/root/chroot_tmpdir/scmroot/rust-zbus_names3
Cloning into '/var/lib/mock/f45-build-46323-833/root/chroot_tmpdir/scmroot/rust-zbus_names3'...
$ git fetch origin b2c81c26940362f0ceef6c042cfc427b11927444:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-zbus_names3
 * [new ref]         b2c81c26940362f0ceef6c042cfc427b11927444 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b2c81c2 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild