$ git clone -n https://src.fedoraproject.org/rpms/rust-configparser.git /var/lib/mock/f45-build-40907-777/root/chroot_tmpdir/scmroot/rust-configparser
Cloning into '/var/lib/mock/f45-build-40907-777/root/chroot_tmpdir/scmroot/rust-configparser'...
$ git fetch origin 824c3c2f869f393436d4f23fab9939f649815982:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-configparser
 * [new ref]         824c3c2f869f393436d4f23fab9939f649815982 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 824c3c2 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild