$ git clone -n https://src.fedoraproject.org/rpms/python-flake8-comprehensions.git /var/lib/mock/f45-build-30667-647/root/chroot_tmpdir/scmroot/python-flake8-comprehensions
Cloning into '/var/lib/mock/f45-build-30667-647/root/chroot_tmpdir/scmroot/python-flake8-comprehensions'...
$ git fetch origin dba6c932b6147ddc59e6486cda54e50bedd7a9e1:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-flake8-comprehensions
 * [new ref]         dba6c932b6147ddc59e6486cda54e50bedd7a9e1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at dba6c93 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild