$ git clone -n https://src.fedoraproject.org/rpms/pam_afs_session.git /var/lib/mock/f45-build-21314-583/root/chroot_tmpdir/scmroot/pam_afs_session
Cloning into '/var/lib/mock/f45-build-21314-583/root/chroot_tmpdir/scmroot/pam_afs_session'...
$ git fetch origin cb78c9c007b8b612dfb27137ab65390f30f09a48:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/pam_afs_session
 * [new ref]         cb78c9c007b8b612dfb27137ab65390f30f09a48 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cb78c9c Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild