$ git clone -n https://src.fedoraproject.org/rpms/seamonkey.git /var/lib/mock/f40-build-804898-144643/root/chroot_tmpdir/scmroot/seamonkey
Cloning into '/var/lib/mock/f40-build-804898-144643/root/chroot_tmpdir/scmroot/seamonkey'...
$ git fetch origin 0e458197fe20c1d912c5c49927d47dc59c65a327:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/seamonkey
 * [new ref]         0e458197fe20c1d912c5c49927d47dc59c65a327 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0e45819 Add patch for system icu-74.1