$ git clone -n https://src.fedoraproject.org/rpms/rust-protox.git /var/lib/mock/f45-build-44092-810/root/chroot_tmpdir/scmroot/rust-protox
Cloning into '/var/lib/mock/f45-build-44092-810/root/chroot_tmpdir/scmroot/rust-protox'...
$ git fetch origin 4dfb9888ec9c130da2435b40871c85b628155aec:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-protox
 * [new ref]         4dfb9888ec9c130da2435b40871c85b628155aec -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4dfb988 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild