$ git clone -n https://src.fedoraproject.org/rpms/rust-munge.git /var/lib/mock/f45-build-43296-801/root/chroot_tmpdir/scmroot/rust-munge
Cloning into '/var/lib/mock/f45-build-43296-801/root/chroot_tmpdir/scmroot/rust-munge'...
$ git fetch origin af5478b42c6b51008ee862cabbf0c5f6c8aefbbc:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-munge
 * [new ref]         af5478b42c6b51008ee862cabbf0c5f6c8aefbbc -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at af5478b Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild