$ git clone -n https://src.fedoraproject.org/rpms/rust-configparser2.git /var/lib/mock/f39-build-1513340-35606/root/chroot_tmpdir/scmroot/rust-configparser2
Cloning into '/var/lib/mock/f39-build-1513340-35606/root/chroot_tmpdir/scmroot/rust-configparser2'...
$ git fetch origin 15000ff59e4f729227d78d4e080a9e2a8fcb6ee8:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-configparser2
 * [new ref]         15000ff59e4f729227d78d4e080a9e2a8fcb6ee8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 15000ff Initial import (configparser 2 compat package)