$ git clone -n https://src.fedoraproject.org/rpms/emacs-bbdb.git /var/lib/mock/f39-build-1565204-37554/root/chroot_tmpdir/scmroot/emacs-bbdb
Cloning into '/var/lib/mock/f39-build-1565204-37554/root/chroot_tmpdir/scmroot/emacs-bbdb'...
$ git fetch origin 5086c16a764fc4216e2370428ccfbe577fd20a84:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/emacs-bbdb
 * [new ref]         5086c16a764fc4216e2370428ccfbe577fd20a84 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5086c16 Add the separate license for the documentation