$ git clone -n https://src.fedoraproject.org/rpms/python-SecretStorage.git /var/lib/mock/f45-build-29281-637/root/chroot_tmpdir/scmroot/python-SecretStorage
Cloning into '/var/lib/mock/f45-build-29281-637/root/chroot_tmpdir/scmroot/python-SecretStorage'...
$ git fetch origin 113b5b7f3ad623595c270812a039aadab275cf93:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-SecretStorage
 * [new ref]         113b5b7f3ad623595c270812a039aadab275cf93 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 113b5b7 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild